45143452373 has 2 divisors, whose sum is σ = 45143452374. Its totient is φ = 45143452372.

The previous prime is 45143452337. The next prime is 45143452429. The reversal of 45143452373 is 37325434154.

Together with previous prime (45143452337) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37101308689 + 8042143684 = 192617^2 + 89678^2 .

It is a cyclic number.

It is not a de Polignac number, because 45143452373 - 2⁸ = 45143452117 is a prime.

It is a super-2 number, since 2×45143452373² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45143452373.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45143452313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22571726186 + 22571726187.

It is an arithmetic number, because the mean of its divisors is an integer number (22571726187).

Almost surely, 2^45143452373 is an apocalyptic number.

It is an amenable number.

45143452373 is a deficient number, since it is larger than the sum of its proper divisors (1).

45143452373 is an equidigital number, since it uses as much as digits as its factorization.

45143452373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 604800, while the sum is 41.

The spelling of 45143452373 in words is "forty-five billion, one hundred forty-three million, four hundred fifty-two thousand, three hundred seventy-three".