45398530231 has 2 divisors, whose sum is σ = 45398530232. Its totient is φ = 45398530230.

The previous prime is 45398530189. The next prime is 45398530267. The reversal of 45398530231 is 13203589354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45398530231 - 2¹¹ = 45398528183 is a prime.

It is a super-2 number, since 2×45398530231² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45398530271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22699265115 + 22699265116.

It is an arithmetic number, because the mean of its divisors is an integer number (22699265116).

Almost surely, 2^45398530231 is an apocalyptic number.

45398530231 is a deficient number, since it is larger than the sum of its proper divisors (1).

45398530231 is an equidigital number, since it uses as much as digits as its factorization.

45398530231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 45398530231 in words is "forty-five billion, three hundred ninety-eight million, five hundred thirty thousand, two hundred thirty-one".