145314341515 has 16 divisors (see below), whose sum is σ = 201342762432. Its totient is φ = 98616858624.

The previous prime is 145314341449. The next prime is 145314341521. The reversal of 145314341515 is 515143413541.

It is a cyclic number.

It is not a de Polignac number, because 145314341515 - 2⁷ = 145314341387 is a prime.

It is a super-2 number, since 2×145314341515² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21397834 + ... + 21404623.

It is an arithmetic number, because the mean of its divisors is an integer number (12583922652).

Almost surely, 2^145314341515 is an apocalyptic number.

145314341515 is a deficient number, since it is larger than the sum of its proper divisors (56028420917).

145314341515 is an equidigital number, since it uses as much as digits as its factorization.

145314341515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42802566.

The product of its digits is 72000, while the sum is 37.

The spelling of 145314341515 in words is "one hundred forty-five billion, three hundred fourteen million, three hundred forty-one thousand, five hundred fifteen".