150109725 has 12 divisors (see below), whose sum is σ = 248181536. Its totient is φ = 80058480.

The previous prime is 150109723. The next prime is 150109759. The reversal of 150109725 is 527901051.

It is not a de Polignac number, because 150109725 - 2¹ = 150109723 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 150109692 and 150109701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150109721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1000657 + ... + 1000806.

Almost surely, 2^150109725 is an apocalyptic number.

150109725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

150109725 is a deficient number, since it is larger than the sum of its proper divisors (98071811).

150109725 is a wasteful number, since it uses less digits than its factorization.

150109725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2001476 (or 2001471 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 30.

The square root of 150109725 is about 12251.9273993931. The cubic root of 150109725 is about 531.4588088047.

The spelling of 150109725 in words is "one hundred fifty million, one hundred nine thousand, seven hundred twenty-five".