45032215031 has 2 divisors, whose sum is σ = 45032215032. Its totient is φ = 45032215030.

The previous prime is 45032214989. The next prime is 45032215037. The reversal of 45032215031 is 13051223054.

It is a happy number.

45032215031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45032215031 - 2¹⁴ = 45032198647 is a prime.

It is a super-2 number, since 2×45032215031² (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 (45032215037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22516107515 + 22516107516.

It is an arithmetic number, because the mean of its divisors is an integer number (22516107516).

Almost surely, 2^45032215031 is an apocalyptic number.

45032215031 is a deficient number, since it is larger than the sum of its proper divisors (1).

45032215031 is an equidigital number, since it uses as much as digits as its factorization.

45032215031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 45032215031 its reverse (13051223054), we get a palindrome (58083438085).

The spelling of 45032215031 in words is "forty-five billion, thirty-two million, two hundred fifteen thousand, thirty-one".