400119051 has 4 divisors (see below), whose sum is σ = 533492072. Its totient is φ = 266746032.

The previous prime is 400119047. The next prime is 400119067. The reversal of 400119051 is 150911004.

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

It is not a de Polignac number, because 400119051 - 2² = 400119047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400119001) 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, 66686506 + ... + 66686511.

It is an arithmetic number, because the mean of its divisors is an integer number (133373018).

Almost surely, 2^400119051 is an apocalyptic number.

400119051 is a deficient number, since it is larger than the sum of its proper divisors (133373021).

400119051 is a wasteful number, since it uses less digits than its factorization.

400119051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133373020.

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 400119051 is about 20002.9760535776. The cubic root of 400119051 is about 736.8793904163.

The spelling of 400119051 in words is "four hundred million, one hundred nineteen thousand, fifty-one".