400101053 has 4 divisors (see below), whose sum is σ = 436473888. Its totient is φ = 363728220.

The previous prime is 400101047. The next prime is 400101073. The reversal of 400101053 is 350101004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 400101053 - 2¹⁴ = 400084669 is a prime.

It is a super-2 number, since 2×400101053² = 320161705223417618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400101073) 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, 18186401 + ... + 18186422.

It is an arithmetic number, because the mean of its divisors is an integer number (109118472).

Almost surely, 2^400101053 is an apocalyptic number.

It is an amenable number.

400101053 is a deficient number, since it is larger than the sum of its proper divisors (36372835).

400101053 is a wasteful number, since it uses less digits than its factorization.

400101053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36372834.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 400101053 is about 20002.5261654622. The cubic root of 400101053 is about 736.8683415763.

Adding to 400101053 its reverse (350101004), we get a palindrome (750202057).

The spelling of 400101053 in words is "four hundred million, one hundred one thousand, fifty-three".