77357043 has 12 divisors (see below), whose sum is σ = 114337080. Its totient is φ = 50371776.

The previous prime is 77357039. The next prime is 77357081. The reversal of 77357043 is 34075377.

It is not a de Polignac number, because 77357043 - 2² = 77357039 is a prime.

It is a super-2 number, since 2×77357043² = 11968224203407698, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 77356989 and 77357007.

It is not an unprimeable number, because it can be changed into a prime (77357143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99558 + ... + 100331.

It is an arithmetic number, because the mean of its divisors is an integer number (9528090).

Almost surely, 2^77357043 is an apocalyptic number.

77357043 is a deficient number, since it is larger than the sum of its proper divisors (36980037).

77357043 is a wasteful number, since it uses less digits than its factorization.

77357043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199938 (or 199935 counting only the distinct ones).

The product of its (nonzero) digits is 61740, while the sum is 36.

The square root of 77357043 is about 8795.2852710984. The cubic root of 77357043 is about 426.0886379071.

The spelling of 77357043 in words is "seventy-seven million, three hundred fifty-seven thousand, forty-three".