401252134 has 8 divisors (see below), whose sum is σ = 606208680. Its totient is φ = 199182576.

The previous prime is 401252119. The next prime is 401252141. The reversal of 401252134 is 431252104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×401252134² = 322006550079107912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 721399 + ... + 721954.

It is an arithmetic number, because the mean of its divisors is an integer number (75776085).

Almost surely, 2^401252134 is an apocalyptic number.

401252134 is a deficient number, since it is larger than the sum of its proper divisors (204956546).

401252134 is a wasteful number, since it uses less digits than its factorization.

401252134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443494.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 401252134 is about 20031.2788907748. The cubic root of 401252134 is about 737.5743157516.

The spelling of 401252134 in words is "four hundred one million, two hundred fifty-two thousand, one hundred thirty-four".