45907031 has 2 divisors, whose sum is σ = 45907032. Its totient is φ = 45907030.

The previous prime is 45907019. The next prime is 45907061. The reversal of 45907031 is 13070954.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45907031 is a prime.

It is a super-2 number, since 2×45907031² = 4214910990469922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 45906985 and 45907003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45907061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22953515 + 22953516.

It is an arithmetic number, because the mean of its divisors is an integer number (22953516).

Almost surely, 2^45907031 is an apocalyptic number.

45907031 is a deficient number, since it is larger than the sum of its proper divisors (1).

45907031 is an equidigital number, since it uses as much as digits as its factorization.

45907031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 45907031 is about 6775.4727510337. The cubic root of 45907031 is about 358.0632385191.

Adding to 45907031 its reverse (13070954), we get a palindrome (58977985).

The spelling of 45907031 in words is "forty-five million, nine hundred seven thousand, thirty-one".