45603031 has 2 divisors, whose sum is σ = 45603032. Its totient is φ = 45603030.

The previous prime is 45603023. The next prime is 45603073. The reversal of 45603031 is 13030654.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45603031 - 2³ = 45603023 is a prime.

It is a super-2 number, since 2×45603031² = 4159272872773922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45602993 and 45603011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45603431) 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 as a sum of consecutive naturals, namely, 22801515 + 22801516.

It is an arithmetic number, because the mean of its divisors is an integer number (22801516).

Almost surely, 2^45603031 is an apocalyptic number.

45603031 is a deficient number, since it is larger than the sum of its proper divisors (1).

45603031 is an equidigital number, since it uses as much as digits as its factorization.

45603031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 45603031 is about 6753.0016289055. The cubic root of 45603031 is about 357.2711130442.

Subtracting from 45603031 its sum of digits (22), we obtain a square (45603009 = 6753²).

Adding to 45603031 its reverse (13030654), we get a palindrome (58633685).

The spelling of 45603031 in words is "forty-five million, six hundred three thousand, thirty-one".