400141307 has 2 divisors, whose sum is σ = 400141308. Its totient is φ = 400141306.

The previous prime is 400141297. The next prime is 400141337. The reversal of 400141307 is 703141004.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400141307 is a prime.

It is a super-2 number, since 2×400141307² = 320226131135336498, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (400141337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200070653 + 200070654.

It is an arithmetic number, because the mean of its divisors is an integer number (200070654).

Almost surely, 2^400141307 is an apocalyptic number.

400141307 is a deficient number, since it is larger than the sum of its proper divisors (1).

400141307 is an equidigital number, since it uses as much as digits as its factorization.

400141307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 400141307 is about 20003.5323630603. The cubic root of 400141307 is about 736.8930527530.

The spelling of 400141307 in words is "four hundred million, one hundred forty-one thousand, three hundred seven".