102045436 has 12 divisors (see below), whose sum is σ = 181507480. Its totient is φ = 50186160.

The previous prime is 102045401. The next prime is 102045443. The reversal of 102045436 is 634540201.

It is a self number, because there is not a number n which added to its sum of digits gives 102045436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208866 + ... + 209353.

Almost surely, 2^102045436 is an apocalyptic number.

It is an amenable number.

102045436 is a deficient number, since it is larger than the sum of its proper divisors (79462044).

102045436 is a wasteful number, since it uses less digits than its factorization.

102045436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418284 (or 418282 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 102045436 is about 10101.7541051047. The cubic root of 102045436 is about 467.3022389839.

Adding to 102045436 its reverse (634540201), we get a palindrome (736585637).

The spelling of 102045436 in words is "one hundred two million, forty-five thousand, four hundred thirty-six".