45953019 has 12 divisors (see below), whose sum is σ = 75859056. Its totient is φ = 26258832.

The previous prime is 45953003. The next prime is 45953021. The reversal of 45953019 is 91035954.

It is not a de Polignac number, because 45953019 - 2⁴ = 45953003 is a prime.

It is a super-2 number, since 2×45953019² = 4223359910428722, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (45953119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 364644 + ... + 364769.

It is an arithmetic number, because the mean of its divisors is an integer number (6321588).

Almost surely, 2^45953019 is an apocalyptic number.

45953019 is a deficient number, since it is larger than the sum of its proper divisors (29906037).

45953019 is a wasteful number, since it uses less digits than its factorization.

45953019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729426 (or 729423 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 36.

The square root of 45953019 is about 6778.8656130654. The cubic root of 45953019 is about 358.1827635415.

The spelling of 45953019 in words is "forty-five million, nine hundred fifty-three thousand, nineteen".