401143707 has 6 divisors (see below), whose sum is σ = 579429812. Its totient is φ = 267429132.

The previous prime is 401143609. The next prime is 401143723. The reversal of 401143707 is 707341104.

It is not a de Polignac number, because 401143707 - 2⁷ = 401143579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401148707) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22285753 + ... + 22285770.

Almost surely, 2^401143707 is an apocalyptic number.

401143707 is a deficient number, since it is larger than the sum of its proper divisors (178286105).

401143707 is a wasteful number, since it uses less digits than its factorization.

401143707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44571529 (or 44571526 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 401143707 is about 20028.5722656409. The cubic root of 401143707 is about 737.5078735921.

The spelling of 401143707 in words is "four hundred one million, one hundred forty-three thousand, seven hundred seven".