31374467 has 2 divisors, whose sum is σ = 31374468. Its totient is φ = 31374466.

The previous prime is 31374443. The next prime is 31374481. The reversal of 31374467 is 76447313.

It is a strong prime.

It is an emirp because it is prime and its reverse (76447313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 31374467 - 2¹⁴ = 31358083 is a prime.

It is not a weakly prime, because it can be changed into another prime (31374407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15687233 + 15687234.

It is an arithmetic number, because the mean of its divisors is an integer number (15687234).

Almost surely, 2^31374467 is an apocalyptic number.

31374467 is a deficient number, since it is larger than the sum of its proper divisors (1).

31374467 is an equidigital number, since it uses as much as digits as its factorization.

31374467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 35.

The square root of 31374467 is about 5601.2915474915. The cubic root of 31374467 is about 315.3978914148.

The spelling of 31374467 in words is "thirty-one million, three hundred seventy-four thousand, four hundred sixty-seven".