40970311 has 2 divisors, whose sum is σ = 40970312. Its totient is φ = 40970310.

The previous prime is 40970263. The next prime is 40970329. The reversal of 40970311 is 11307904.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40970311 - 2¹⁹ = 40446023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40970341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20485155 + 20485156.

It is an arithmetic number, because the mean of its divisors is an integer number (20485156).

Almost surely, 2^40970311 is an apocalyptic number.

40970311 is a deficient number, since it is larger than the sum of its proper divisors (1).

40970311 is an equidigital number, since it uses as much as digits as its factorization.

40970311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 40970311 is about 6400.8054961856. The cubic root of 40970311 is about 344.7384729472.

The spelling of 40970311 in words is "forty million, nine hundred seventy thousand, three hundred eleven".