40775507 has 2 divisors, whose sum is σ = 40775508. Its totient is φ = 40775506.

The previous prime is 40775491. The next prime is 40775519. The reversal of 40775507 is 70557704.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40775507 - 2⁴ = 40775491 is a prime.

It is a super-2 number, since 2×40775507² = 3325283942214098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40775557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20387753 + 20387754.

It is an arithmetic number, because the mean of its divisors is an integer number (20387754).

Almost surely, 2^40775507 is an apocalyptic number.

40775507 is a deficient number, since it is larger than the sum of its proper divisors (1).

40775507 is an equidigital number, since it uses as much as digits as its factorization.

40775507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34300, while the sum is 35.

The square root of 40775507 is about 6385.5702172946. The cubic root of 40775507 is about 344.1912217672.

The spelling of 40775507 in words is "forty million, seven hundred seventy-five thousand, five hundred seven".