40981307 has 2 divisors, whose sum is σ = 40981308. Its totient is φ = 40981306.

The previous prime is 40981301. The next prime is 40981313. The reversal of 40981307 is 70318904.

It is a balanced prime because it is at equal distance from previous prime (40981301) and next prime (40981313).

It is a cyclic number.

It is not a de Polignac number, because 40981307 - 2⁸ = 40981051 is a prime.

It is not a weakly prime, because it can be changed into another prime (40981301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20490653 + 20490654.

It is an arithmetic number, because the mean of its divisors is an integer number (20490654).

Almost surely, 2^40981307 is an apocalyptic number.

40981307 is a deficient number, since it is larger than the sum of its proper divisors (1).

40981307 is an equidigital number, since it uses as much as digits as its factorization.

40981307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 40981307 is about 6401.6643929528. The cubic root of 40981307 is about 344.7693115803.

The spelling of 40981307 in words is "forty million, nine hundred eighty-one thousand, three hundred seven".