102551612 has 6 divisors (see below), whose sum is σ = 179465328. Its totient is φ = 51275804.

The previous prime is 102551573. The next prime is 102551623. The reversal of 102551612 is 216155201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12818948 + ... + 12818955.

It is an arithmetic number, because the mean of its divisors is an integer number (29910888).

Almost surely, 2^102551612 is an apocalyptic number.

It is an amenable number.

102551612 is a deficient number, since it is larger than the sum of its proper divisors (76913716).

102551612 is a wasteful number, since it uses less digits than its factorization.

102551612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25637907 (or 25637905 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 102551612 is about 10126.7769798688. The cubic root of 102551612 is about 468.0736180973.

The spelling of 102551612 in words is "one hundred two million, five hundred fifty-one thousand, six hundred twelve".