2152390132 has 6 divisors (see below), whose sum is σ = 3766682738. Its totient is φ = 1076195064.

The previous prime is 2152390127. The next prime is 2152390147. The reversal of 2152390132 is 2310932512.

It can be written as a sum of positive squares in only one way, i.e., 1606887396 + 545502736 = 40086^2 + 23356^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2152390132.

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, 269048763 + ... + 269048770.

Almost surely, 2^2152390132 is an apocalyptic number.

It is an amenable number.

2152390132 is a deficient number, since it is larger than the sum of its proper divisors (1614292606).

2152390132 is a wasteful number, since it uses less digits than its factorization.

2152390132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538097537 (or 538097535 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 2152390132 is about 46393.8587746266. The cubic root of 2152390132 is about 1291.1409755926.

The spelling of 2152390132 in words is "two billion, one hundred fifty-two million, three hundred ninety thousand, one hundred thirty-two".