145001542 has 16 divisors (see below), whose sum is σ = 250474752. Its totient is φ = 61668360.

The previous prime is 145001447. The next prime is 145001561. The reversal of 145001542 is 245100541.

It is a congruent 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, 37698 + ... + 41365.

It is an arithmetic number, because the mean of its divisors is an integer number (15654672).

Almost surely, 2^145001542 is an apocalyptic number.

145001542 is a deficient number, since it is larger than the sum of its proper divisors (105473210).

145001542 is a wasteful number, since it uses less digits than its factorization.

145001542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79203.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 145001542 is about 12041.6586066870. The cubic root of 145001542 is about 525.3606495490.

The spelling of 145001542 in words is "one hundred forty-five million, one thousand, five hundred forty-two".