9399061977 has 8 divisors (see below), whose sum is σ = 12549962880. Its totient is φ = 6257101200.

The previous prime is 9399061951. The next prime is 9399062003. The reversal of 9399061977 is 7791609939.

It is an interprime number because it is at equal distance from previous prime (9399061951) and next prime (9399062003).

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

It is not a de Polignac number, because 9399061977 - 2⁶ = 9399061913 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9399061977.

It is not an unprimeable number, because it can be changed into a prime (9399060977) 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, 2232577 + ... + 2236782.

It is an arithmetic number, because the mean of its divisors is an integer number (1568745360).

Almost surely, 2^9399061977 is an apocalyptic number.

It is an amenable number.

9399061977 is a deficient number, since it is larger than the sum of its proper divisors (3150900903).

9399061977 is a wasteful number, since it uses less digits than its factorization.

9399061977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4470063.

The product of its (nonzero) digits is 5786802, while the sum is 60.

The square root of 9399061977 is about 96948.7595433794. The cubic root of 9399061977 is about 2110.3840916348.

The spelling of 9399061977 in words is "nine billion, three hundred ninety-nine million, sixty-one thousand, nine hundred seventy-seven".