352155403 has 4 divisors (see below), whose sum is σ = 352392768. Its totient is φ = 351918040.

The previous prime is 352155389. The next prime is 352155409. The reversal of 352155403 is 304551253.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 304551253 = 7687 ⋅39619.

It is a cyclic number.

It is not a de Polignac number, because 352155403 - 2⁵ = 352155371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (352155409) 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, 116443 + ... + 119428.

It is an arithmetic number, because the mean of its divisors is an integer number (88098192).

Almost surely, 2^352155403 is an apocalyptic number.

352155403 is a deficient number, since it is larger than the sum of its proper divisors (237365).

352155403 is a wasteful number, since it uses less digits than its factorization.

352155403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237364.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 352155403 is about 18765.8040861563. The cubic root of 352155403 is about 706.1735583541.

The spelling of 352155403 in words is "three hundred fifty-two million, one hundred fifty-five thousand, four hundred three".