401315534 has 4 divisors (see below), whose sum is σ = 601973304. Its totient is φ = 200657766.

The previous prime is 401315533. The next prime is 401315573. The reversal of 401315534 is 435513104.

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

It is a super-2 number, since 2×401315534² = 322108315659410312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401315533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100328882 + ... + 100328885.

It is an arithmetic number, because the mean of its divisors is an integer number (150493326).

Almost surely, 2^401315534 is an apocalyptic number.

401315534 is a deficient number, since it is larger than the sum of its proper divisors (200657770).

401315534 is a wasteful number, since it uses less digits than its factorization.

401315534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200657769.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 401315534 is about 20032.8613532865. The cubic root of 401315534 is about 737.6131606116.

Adding to 401315534 its reverse (435513104), we get a palindrome (836828638).

The spelling of 401315534 in words is "four hundred one million, three hundred fifteen thousand, five hundred thirty-four".