44981231 has 2 divisors, whose sum is σ = 44981232. Its totient is φ = 44981230.

The previous prime is 44981203. The next prime is 44981243. The reversal of 44981231 is 13218944.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44981231 - 2¹⁰ = 44980207 is a prime.

It is a super-2 number, since 2×44981231² = 4046622284550722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44981281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22490615 + 22490616.

It is an arithmetic number, because the mean of its divisors is an integer number (22490616).

Almost surely, 2^44981231 is an apocalyptic number.

44981231 is a deficient number, since it is larger than the sum of its proper divisors (1).

44981231 is an equidigital number, since it uses as much as digits as its factorization.

44981231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 32.

The square root of 44981231 is about 6706.8048279341. The cubic root of 44981231 is about 355.6398722163.

The spelling of 44981231 in words is "forty-four million, nine hundred eighty-one thousand, two hundred thirty-one".