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154101061 is a prime number
BaseRepresentation
bin10010010111101…
…10010101000101
3101201222010220201
421023312111011
5303422213221
623142530501
73550560142
oct1113662505
9351863821
10154101061
1179a93454
1243736a31
1325c0677a
14166753c9
15d7de891
hex92f6545

154101061 has 2 divisors, whose sum is σ = 154101062. Its totient is φ = 154101060.

The previous prime is 154101049. The next prime is 154101089. The reversal of 154101061 is 160101451.

154101061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116964225 + 37136836 = 10815^2 + 6094^2 .

It is a cyclic number.

It is not a de Polignac number, because 154101061 - 217 = 153969989 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154101161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77050530 + 77050531.

It is an arithmetic number, because the mean of its divisors is an integer number (77050531).

Almost surely, 2154101061 is an apocalyptic number.

It is an amenable number.

154101061 is a deficient number, since it is larger than the sum of its proper divisors (1).

154101061 is an equidigital number, since it uses as much as digits as its factorization.

154101061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 154101061 is about 12413.7448419081. The cubic root of 154101061 is about 536.1280660889.

It can be divided in two parts, 15410 and 1061, that added together give a triangular number (16471 = T181).

The spelling of 154101061 in words is "one hundred fifty-four million, one hundred one thousand, sixty-one".