1523351252 has 6 divisors (see below), whose sum is σ = 2665864698. Its totient is φ = 761675624.

The previous prime is 1523351227. The next prime is 1523351257. The reversal of 1523351252 is 2521533251.

It can be written as a sum of positive squares in only one way, i.e., 1219685776 + 303665476 = 34924^2 + 17426^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1523351257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190418903 + ... + 190418910.

It is an arithmetic number, because the mean of its divisors is an integer number (444310783).

Almost surely, 2^1523351252 is an apocalyptic number.

It is an amenable number.

1523351252 is a deficient number, since it is larger than the sum of its proper divisors (1142513446).

1523351252 is a wasteful number, since it uses less digits than its factorization.

1523351252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380837817 (or 380837815 counting only the distinct ones).

The product of its digits is 9000, while the sum is 29.

The square root of 1523351252 is about 39030.1326157112. The cubic root of 1523351252 is about 1150.6237956622.

The spelling of 1523351252 in words is "one billion, five hundred twenty-three million, three hundred fifty-one thousand, two hundred fifty-two".