102757012 has 6 divisors (see below), whose sum is σ = 179824778. Its totient is φ = 51378504.

The previous prime is 102757009. The next prime is 102757019. The reversal of 102757012 is 210757201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 80892036 + 21864976 = 8994^2 + 4676^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102757019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12844623 + ... + 12844630.

Almost surely, 2^102757012 is an apocalyptic number.

It is an amenable number.

102757012 is a deficient number, since it is larger than the sum of its proper divisors (77067766).

102757012 is a wasteful number, since it uses less digits than its factorization.

102757012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25689257 (or 25689255 counting only the distinct ones).

The product of its (nonzero) digits is 980, while the sum is 25.

The square root of 102757012 is about 10136.9133369088. The cubic root of 102757012 is about 468.3859102950.

The spelling of 102757012 in words is "one hundred two million, seven hundred fifty-seven thousand, twelve".