7139116397 has 12 divisors (see below), whose sum is σ = 8315787456. Its totient is φ = 6111063000.

The previous prime is 7139116393. The next prime is 7139116423. The reversal of 7139116397 is 7936119317.

It is not a de Polignac number, because 7139116397 - 2² = 7139116393 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7139116393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60203 + ... + 133800.

It is an arithmetic number, because the mean of its divisors is an integer number (692982288).

Almost surely, 2^7139116397 is an apocalyptic number.

It is an amenable number.

7139116397 is a deficient number, since it is larger than the sum of its proper divisors (1176671059).

7139116397 is a wasteful number, since it uses less digits than its factorization.

7139116397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194768 (or 194761 counting only the distinct ones).

The product of its digits is 214326, while the sum is 47.

The square root of 7139116397 is about 84493.2920236867. The cubic root of 7139116397 is about 1925.5205336115.

The spelling of 7139116397 in words is "seven billion, one hundred thirty-nine million, one hundred sixteen thousand, three hundred ninety-seven".