946451401 has 4 divisors (see below), whose sum is σ = 1081658752. Its totient is φ = 811244052.

The previous prime is 946451381. The next prime is 946451423. The reversal of 946451401 is 104154649.

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 946451401 - 2¹¹ = 946449353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (946451431) 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, 67603665 + ... + 67603678.

It is an arithmetic number, because the mean of its divisors is an integer number (270414688).

Almost surely, 2^946451401 is an apocalyptic number.

It is an amenable number.

946451401 is a deficient number, since it is larger than the sum of its proper divisors (135207351).

946451401 is a wasteful number, since it uses less digits than its factorization.

946451401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135207350.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 946451401 is about 30764.4502795028. The cubic root of 946451401 is about 981.8220306649.

The spelling of 946451401 in words is "nine hundred forty-six million, four hundred fifty-one thousand, four hundred one".