401134215 has 32 divisors (see below), whose sum is σ = 657077760. Its totient is φ = 208900224.

The previous prime is 401134207. The next prime is 401134243. The reversal of 401134215 is 512431104.

It is not a de Polignac number, because 401134215 - 2³ = 401134207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 401134191 and 401134200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 137502 + ... + 140388.

It is an arithmetic number, because the mean of its divisors is an integer number (20533680).

Almost surely, 2^401134215 is an apocalyptic number.

401134215 is a deficient number, since it is larger than the sum of its proper divisors (255943545).

401134215 is a wasteful number, since it uses less digits than its factorization.

401134215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 401134215 is about 20028.3353027654. The cubic root of 401134215 is about 737.5020564914.

Adding to 401134215 its reverse (512431104), we get a palindrome (913565319).

It can be divided in two parts, 4011 and 34215, that added together give a triangular number (38226 = T₂₇₆).

The spelling of 401134215 in words is "four hundred one million, one hundred thirty-four thousand, two hundred fifteen".