403426131 has 4 divisors (see below), whose sum is σ = 537901512. Its totient is φ = 268950752.

The previous prime is 403426117. The next prime is 403426151. The reversal of 403426131 is 131624304.

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

It is a cyclic number.

It is not a de Polignac number, because 403426131 - 2¹⁰ = 403425107 is a prime.

It is a super-2 number, since 2×403426131² = 325505286347258322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (403426151) 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, 67237686 + ... + 67237691.

It is an arithmetic number, because the mean of its divisors is an integer number (134475378).

Almost surely, 2^403426131 is an apocalyptic number.

403426131 is a deficient number, since it is larger than the sum of its proper divisors (134475381).

403426131 is a wasteful number, since it uses less digits than its factorization.

403426131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134475380.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 403426131 is about 20085.4706442244. The cubic root of 403426131 is about 738.9039843810.

The spelling of 403426131 in words is "four hundred three million, four hundred twenty-six thousand, one hundred thirty-one".