961398151 has 8 divisors (see below), whose sum is σ = 1099558944. Its totient is φ = 823441920.

The previous prime is 961398143. The next prime is 961398197. The reversal of 961398151 is 151893169.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 961398151 - 2³ = 961398143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 961398098 and 961398107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961398751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40930 + ... + 59983.

It is an arithmetic number, because the mean of its divisors is an integer number (137444868).

Almost surely, 2^961398151 is an apocalyptic number.

961398151 is a deficient number, since it is larger than the sum of its proper divisors (138160793).

961398151 is a wasteful number, since it uses less digits than its factorization.

961398151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102281.

The product of its digits is 58320, while the sum is 43.

The square root of 961398151 is about 31006.4211253089. The cubic root of 961398151 is about 986.9635053248.

The spelling of 961398151 in words is "nine hundred sixty-one million, three hundred ninety-eight thousand, one hundred fifty-one".