145401752339 has 2 divisors, whose sum is σ = 145401752340. Its totient is φ = 145401752338.

The previous prime is 145401752297. The next prime is 145401752347. The reversal of 145401752339 is 933257104541.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145401752339 is a prime.

It is a super-2 number, since 2×145401752339² (a number of 23 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 145401752339.

It is not a weakly prime, because it can be changed into another prime (145401752239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72700876169 + 72700876170.

It is an arithmetic number, because the mean of its divisors is an integer number (72700876170).

Almost surely, 2^145401752339 is an apocalyptic number.

145401752339 is a deficient number, since it is larger than the sum of its proper divisors (1).

145401752339 is an equidigital number, since it uses as much as digits as its factorization.

145401752339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 145401752339 in words is "one hundred forty-five billion, four hundred one million, seven hundred fifty-two thousand, three hundred thirty-nine".