45603961 has 4 divisors (see below), whose sum is σ = 49111972. Its totient is φ = 42095952.

The previous prime is 45603949. The next prime is 45603967. The reversal of 45603961 is 16930654.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24810361 + 20793600 = 4981^2 + 4560^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45603961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45603967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1753986 + ... + 1754011.

It is an arithmetic number, because the mean of its divisors is an integer number (12277993).

Almost surely, 2^45603961 is an apocalyptic number.

It is an amenable number.

45603961 is a deficient number, since it is larger than the sum of its proper divisors (3508011).

45603961 is a wasteful number, since it uses less digits than its factorization.

45603961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3508010.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 45603961 is about 6753.0704868230. The cubic root of 45603961 is about 357.2735416831.

It can be divided in two parts, 45603 and 961, that added together give a palindrome (46564).

The spelling of 45603961 in words is "forty-five million, six hundred three thousand, nine hundred sixty-one".