401450541 has 4 divisors (see below), whose sum is σ = 535267392. Its totient is φ = 267633692.

The previous prime is 401450531. The next prime is 401450549. The reversal of 401450541 is 145054104.

It is a happy number.

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 401450541 - 2⁶ = 401450477 is a prime.

It is a super-2 number, since 2×401450541² = 322325073738385362, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401450549) 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, 66908421 + ... + 66908426.

It is an arithmetic number, because the mean of its divisors is an integer number (133816848).

Almost surely, 2^401450541 is an apocalyptic number.

It is an amenable number.

401450541 is a deficient number, since it is larger than the sum of its proper divisors (133816851).

401450541 is a wasteful number, since it uses less digits than its factorization.

401450541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133816850.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 401450541 is about 20036.2307083942. The cubic root of 401450541 is about 737.6958650895.

The spelling of 401450541 in words is "four hundred one million, four hundred fifty thousand, five hundred forty-one".