102253412 has 6 divisors (see below), whose sum is σ = 178943478. Its totient is φ = 51126704.

The previous prime is 102253409. The next prime is 102253439. The reversal of 102253412 is 214352201.

It can be written as a sum of positive squares in only one way, i.e., 93586276 + 8667136 = 9674^2 + 2944^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12781673 + ... + 12781680.

It is an arithmetic number, because the mean of its divisors is an integer number (29823913).

Almost surely, 2^102253412 is an apocalyptic number.

It is an amenable number.

102253412 is a deficient number, since it is larger than the sum of its proper divisors (76690066).

102253412 is a wasteful number, since it uses less digits than its factorization.

102253412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25563357 (or 25563355 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 102253412 is about 10112.0429192127. The cubic root of 102253412 is about 467.6194888409.

The spelling of 102253412 in words is "one hundred two million, two hundred fifty-three thousand, four hundred twelve".