150103440 has 120 divisors (see below), whose sum is σ = 507586560. Its totient is φ = 39750912.

The previous prime is 150103427. The next prime is 150103469. The reversal of 150103440 is 44301051.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116721 + ... + 117999.

It is an arithmetic number, because the mean of its divisors is an integer number (4229888).

Almost surely, 2^150103440 is an apocalyptic number.

150103440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150103440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253793280).

150103440 is an abundant number, since it is smaller than the sum of its proper divisors (357483120).

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

150103440 is a wasteful number, since it uses less digits than its factorization.

150103440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1461 (or 1452 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 150103440 is about 12251.6709064519. The cubic root of 150103440 is about 531.4513914189.

Adding to 150103440 its reverse (44301051), we get a palindrome (194404491).

The spelling of 150103440 in words is "one hundred fifty million, one hundred three thousand, four hundred forty".