7139371 has 8 divisors (see below), whose sum is σ = 7744464. Its totient is φ = 6554880.

The previous prime is 7139357. The next prime is 7139401. The reversal of 7139371 is 1739317.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7139371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7139311) 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, 4425 + ... + 5818.

It is an arithmetic number, because the mean of its divisors is an integer number (968058).

Almost surely, 2^7139371 is an apocalyptic number.

7139371 is a deficient number, since it is larger than the sum of its proper divisors (605093).

7139371 is a wasteful number, since it uses less digits than its factorization.

7139371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10301.

The product of its digits is 3969, while the sum is 31.

The square root of 7139371 is about 2671.9601419183. The cubic root of 7139371 is about 192.5543423348.

The spelling of 7139371 in words is "seven million, one hundred thirty-nine thousand, three hundred seventy-one".