152402403 has 4 divisors (see below), whose sum is σ = 203203208. Its totient is φ = 101601600.

The previous prime is 152402351. The next prime is 152402407. The reversal of 152402403 is 304204251.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 152402403 - 2¹² = 152398307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 152402403.

It is not an unprimeable number, because it can be changed into a prime (152402407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25400398 + ... + 25400403.

It is an arithmetic number, because the mean of its divisors is an integer number (50800802).

Almost surely, 2^152402403 is an apocalyptic number.

152402403 is a deficient number, since it is larger than the sum of its proper divisors (50800805).

152402403 is an equidigital number, since it uses as much as digits as its factorization.

152402403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50800804.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 152402403 is about 12345.1368157668. The cubic root of 152402403 is about 534.1508677511.

Adding to 152402403 its reverse (304204251), we get a palindrome (456606654).

The spelling of 152402403 in words is "one hundred fifty-two million, four hundred two thousand, four hundred three".