45358031 has 2 divisors, whose sum is σ = 45358032. Its totient is φ = 45358030.

The previous prime is 45358021. The next prime is 45358069. The reversal of 45358031 is 13085354.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45358031 - 2¹⁰ = 45357007 is a prime.

It is a super-2 number, since 2×45358031² = 4114701952393922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45357985 and 45358003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45358021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22679015 + 22679016.

It is an arithmetic number, because the mean of its divisors is an integer number (22679016).

Almost surely, 2^45358031 is an apocalyptic number.

45358031 is a deficient number, since it is larger than the sum of its proper divisors (1).

45358031 is an equidigital number, since it uses as much as digits as its factorization.

45358031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 45358031 is about 6734.8371175553. The cubic root of 45358031 is about 356.6301567815.

The spelling of 45358031 in words is "forty-five million, three hundred fifty-eight thousand, thirty-one".