145131507459 has 16 divisors (see below), whose sum is σ = 215350410240. Its totient is φ = 96600992040.

The previous prime is 145131507419. The next prime is 145131507529. The reversal of 145131507459 is 954705131541.

145131507459 is a `hidden beast` number, since 1 + 4 + 5 + 131 + 507 + 4 + 5 + 9 = 666.

It is not a de Polignac number, because 145131507459 - 2¹¹ = 145131505411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (145131507419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4242267 + ... + 4276340.

It is an arithmetic number, because the mean of its divisors is an integer number (13459400640).

Almost surely, 2^145131507459 is an apocalyptic number.

145131507459 is a deficient number, since it is larger than the sum of its proper divisors (70218902781).

145131507459 is an equidigital number, since it uses as much as digits as its factorization.

145131507459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8519247 (or 8519241 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 45.

The spelling of 145131507459 in words is "one hundred forty-five billion, one hundred thirty-one million, five hundred seven thousand, four hundred fifty-nine".