46051909 has 2 divisors, whose sum is σ = 46051910. Its totient is φ = 46051908.

The previous prime is 46051903. The next prime is 46051921. The reversal of 46051909 is 90915064.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45603009 + 448900 = 6753^2 + 670^2 .

It is a cyclic number.

It is not a de Polignac number, because 46051909 - 2⁷ = 46051781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46051903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23025954 + 23025955.

It is an arithmetic number, because the mean of its divisors is an integer number (23025955).

Almost surely, 2^46051909 is an apocalyptic number.

It is an amenable number.

46051909 is a deficient number, since it is larger than the sum of its proper divisors (1).

46051909 is an equidigital number, since it uses as much as digits as its factorization.

46051909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 46051909 is about 6786.1556863956. The cubic root of 46051909 is about 358.4395135612.

The spelling of 46051909 in words is "forty-six million, fifty-one thousand, nine hundred nine".