45551963 has 8 divisors (see below), whose sum is σ = 46590768. Its totient is φ = 44519904.

The previous prime is 45551951. The next prime is 45551969. The reversal of 45551963 is 36915554.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45551963 - 2⁶ = 45551899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45551969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13481 + ... + 16517.

It is an arithmetic number, because the mean of its divisors is an integer number (5823846).

Almost surely, 2^45551963 is an apocalyptic number.

45551963 is a deficient number, since it is larger than the sum of its proper divisors (1038805).

45551963 is a wasteful number, since it uses less digits than its factorization.

45551963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3373.

The product of its digits is 81000, while the sum is 38.

The square root of 45551963 is about 6749.2194363497. The cubic root of 45551963 is about 357.1377013275.

The spelling of 45551963 in words is "forty-five million, five hundred fifty-one thousand, nine hundred sixty-three".