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121033061 = 2371137541
BaseRepresentation
bin1110011011011…
…01000101100101
322102202010010222
413031231011211
5221441024221
620002054125
72666523032
oct715550545
9272663128
10121033061
1162357a26
123464a345
131c0c91c6
1412108389
15a95b9ab
hex736d165

121033061 has 16 divisors (see below), whose sum is σ = 129247488. Its totient is φ = 113097600.

The previous prime is 121033043. The next prime is 121033063. The reversal of 121033061 is 160330121.

It is a cyclic number.

It is not a de Polignac number, because 121033061 - 26 = 121032997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121033063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223451 + ... + 223991.

It is an arithmetic number, because the mean of its divisors is an integer number (8077968).

Almost surely, 2121033061 is an apocalyptic number.

It is an amenable number.

121033061 is a deficient number, since it is larger than the sum of its proper divisors (8214427).

121033061 is a wasteful number, since it uses less digits than its factorization.

121033061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 121033061 is about 11001.5026700901. The cubic root of 121033061 is about 494.6537877701.

Adding to 121033061 its reverse (160330121), we get a palindrome (281363182).

The spelling of 121033061 in words is "one hundred twenty-one million, thirty-three thousand, sixty-one".

Divisors: 1 23 71 137 541 1633 3151 9727 12443 38411 74117 223721 883453 1704691 5262307 121033061