702131 has 2 divisors, whose sum is σ = 702132. Its totient is φ = 702130.

The previous prime is 702127. The next prime is 702137. The reversal of 702131 is 131207.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 702131 - 2² = 702127 is a prime.

It is a super-2 number, since 2×702131² = 985975882322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (702137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 351065 + 351066.

It is an arithmetic number, because the mean of its divisors is an integer number (351066).

2⁷⁰²¹³¹ is an apocalyptic number.

702131 is a deficient number, since it is larger than the sum of its proper divisors (1).

702131 is an equidigital number, since it uses as much as digits as its factorization.

702131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 702131 is about 837.9325748531. The cubic root of 702131 is about 88.8804100130.

Adding to 702131 its reverse (131207), we get a palindrome (833338).

The spelling of 702131 in words is "seven hundred two thousand, one hundred thirty-one".