6971402051 has 4 divisors (see below), whose sum is σ = 7274506512. Its totient is φ = 6668297592.

The previous prime is 6971402003. The next prime is 6971402071. The reversal of 6971402051 is 1502041796.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6971402051 - 2¹⁰ = 6971401027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6971402071) 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, 151552196 + ... + 151552241.

It is an arithmetic number, because the mean of its divisors is an integer number (1818626628).

Almost surely, 2^6971402051 is an apocalyptic number.

6971402051 is a deficient number, since it is larger than the sum of its proper divisors (303104461).

6971402051 is a wasteful number, since it uses less digits than its factorization.

6971402051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303104460.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 6971402051 is about 83494.9223066888. The cubic root of 6971402051 is about 1910.3225838748.

The spelling of 6971402051 in words is "six billion, nine hundred seventy-one million, four hundred two thousand, fifty-one".