153402052 has 6 divisors (see below), whose sum is σ = 268453598. Its totient is φ = 76701024.

The previous prime is 153402049. The next prime is 153402059. The reversal of 153402052 is 250204351.

It can be written as a sum of positive squares in only one way, i.e., 83612736 + 69789316 = 9144^2 + 8354^2 .

It is not an unprimeable number, because it can be changed into a prime (153402059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19175253 + ... + 19175260.

Almost surely, 2^153402052 is an apocalyptic number.

It is an amenable number.

153402052 is a deficient number, since it is larger than the sum of its proper divisors (115051546).

153402052 is a wasteful number, since it uses less digits than its factorization.

153402052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38350517 (or 38350515 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 153402052 is about 12385.5582030040. The cubic root of 153402052 is about 535.3162040265.

The spelling of 153402052 in words is "one hundred fifty-three million, four hundred two thousand, fifty-two".