401587367 has 2 divisors, whose sum is σ = 401587368. Its totient is φ = 401587366.

The previous prime is 401587343. The next prime is 401587387. The reversal of 401587367 is 763785104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401587367 - 2¹⁰ = 401586343 is a prime.

It is a super-2 number, since 2×401587367² = 322544826667985378, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401587387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200793683 + 200793684.

It is an arithmetic number, because the mean of its divisors is an integer number (200793684).

Almost surely, 2^401587367 is an apocalyptic number.

401587367 is a deficient number, since it is larger than the sum of its proper divisors (1).

401587367 is an equidigital number, since it uses as much as digits as its factorization.

401587367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 401587367 is about 20039.6448820831. The cubic root of 401587367 is about 737.7796649594.

The spelling of 401587367 in words is "four hundred one million, five hundred eighty-seven thousand, three hundred sixty-seven".