145301514 has 16 divisors (see below), whose sum is σ = 296086752. Its totient is φ = 47519888.

The previous prime is 145301509. The next prime is 145301521. The reversal of 145301514 is 415103541.

It is a happy number.

It is a super-2 number, since 2×145301514² = 42225059941384392, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228144 + ... + 228779.

It is an arithmetic number, because the mean of its divisors is an integer number (18505422).

Almost surely, 2^145301514 is an apocalyptic number.

145301514 is an abundant number, since it is smaller than the sum of its proper divisors (150785238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145301514 is a wasteful number, since it uses less digits than its factorization.

145301514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456981.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 145301514 is about 12054.1077645755. The cubic root of 145301514 is about 525.7226800338.

The spelling of 145301514 in words is "one hundred forty-five million, three hundred one thousand, five hundred fourteen".