401234135 has 8 divisors (see below), whose sum is σ = 488262816. Its totient is φ = 316466080.

The previous prime is 401234129. The next prime is 401234143. The reversal of 401234135 is 531432104.

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

It is not a de Polignac number, because 401234135 - 2²² = 397039831 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 401234135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564764 + ... + 565473.

It is an arithmetic number, because the mean of its divisors is an integer number (61032852).

Almost surely, 2^401234135 is an apocalyptic number.

401234135 is a deficient number, since it is larger than the sum of its proper divisors (87028681).

401234135 is a wasteful number, since it uses less digits than its factorization.

401234135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130313.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 401234135 is about 20030.8296133735. The cubic root of 401234135 is about 737.5632871094.

Adding to 401234135 its reverse (531432104), we get a palindrome (932666239).

The spelling of 401234135 in words is "four hundred one million, two hundred thirty-four thousand, one hundred thirty-five".