45761939 has 2 divisors, whose sum is σ = 45761940. Its totient is φ = 45761938.

The previous prime is 45761917. The next prime is 45761941. The reversal of 45761939 is 93916754.

45761939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45761939 - 2¹² = 45757843 is a prime.

It is a super-2 number, since 2×45761939² = 4188310122079442, which contains 22 as substring.

Together with 45761941, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45761939.

It is not a weakly prime, because it can be changed into another prime (45761959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22880969 + 22880970.

It is an arithmetic number, because the mean of its divisors is an integer number (22880970).

Almost surely, 2^45761939 is an apocalyptic number.

45761939 is a deficient number, since it is larger than the sum of its proper divisors (1).

45761939 is an equidigital number, since it uses as much as digits as its factorization.

45761939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 44.

The square root of 45761939 is about 6764.7571279389. The cubic root of 45761939 is about 357.6856134278.

The spelling of 45761939 in words is "forty-five million, seven hundred sixty-one thousand, nine hundred thirty-nine".