401212963 has 2 divisors, whose sum is σ = 401212964. Its totient is φ = 401212962.

The previous prime is 401212961. The next prime is 401212969. The reversal of 401212963 is 369212104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 401212963 - 2¹ = 401212961 is a prime.

Together with 401212961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (401212961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200606481 + 200606482.

It is an arithmetic number, because the mean of its divisors is an integer number (200606482).

Almost surely, 2^401212963 is an apocalyptic number.

401212963 is a deficient number, since it is larger than the sum of its proper divisors (1).

401212963 is an equidigital number, since it uses as much as digits as its factorization.

401212963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 401212963 is about 20030.3011210516. The cubic root of 401212963 is about 737.5503138326.

The spelling of 401212963 in words is "four hundred one million, two hundred twelve thousand, nine hundred sixty-three".