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61152011 is a prime number
BaseRepresentation
bin1110100101000…
…1101100001011
311021001211210022
43221101230023
5111123331021
610022411055
71341532514
oct351215413
9137054708
1061152011
1131578458
1218590a8b
13c89142b
14819ba0b
15557e1ab
hex3a51b0b

61152011 has 2 divisors, whose sum is σ = 61152012. Its totient is φ = 61152010.

The previous prime is 61151999. The next prime is 61152053. The reversal of 61152011 is 11025116.

61152011 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 is a cyclic number.

It is not a de Polignac number, because 61152011 - 26 = 61151947 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (61152071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30576005 + 30576006.

It is an arithmetic number, because the mean of its divisors is an integer number (30576006).

Almost surely, 261152011 is an apocalyptic number.

61152011 is a deficient number, since it is larger than the sum of its proper divisors (1).

61152011 is an equidigital number, since it uses as much as digits as its factorization.

61152011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 17.

The square root of 61152011 is about 7819.9751278377. The cubic root of 61152011 is about 393.9764366164.

Adding to 61152011 its reverse (11025116), we get a palindrome (72177127).

The spelling of 61152011 in words is "sixty-one million, one hundred fifty-two thousand, eleven".