45981005 has 16 divisors (see below), whose sum is σ = 66769920. Its totient is φ = 29674752.

The previous prime is 45980999. The next prime is 45981011. The reversal of 45981005 is 50018954.

It is an interprime number because it is at equal distance from previous prime (45980999) and next prime (45981011).

It is a cyclic number.

It is not a de Polignac number, because 45981005 - 2⁴ = 45980989 is a prime.

It is a super-2 number, since 2×45981005² = 4228505641620050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38045 + ... + 39234.

It is an arithmetic number, because the mean of its divisors is an integer number (4173120).

Almost surely, 2^45981005 is an apocalyptic number.

It is an amenable number.

45981005 is a deficient number, since it is larger than the sum of its proper divisors (20788915).

45981005 is a wasteful number, since it uses less digits than its factorization.

45981005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77308.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 45981005 is about 6780.9295085556. The cubic root of 45981005 is about 358.2554614751.

Adding to 45981005 its reverse (50018954), we get a palindrome (95999959).

The spelling of 45981005 in words is "forty-five million, nine hundred eighty-one thousand, five".