1500342140 has 48 divisors (see below), whose sum is σ = 3639341664. Its totient is φ = 513484800.

The previous prime is 1500342127. The next prime is 1500342223. The reversal of 1500342140 is 412430051.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196841 + ... + 204320.

It is an arithmetic number, because the mean of its divisors is an integer number (75819618).

Almost surely, 2^1500342140 is an apocalyptic number.

1500342140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1500342140 is an abundant number, since it is smaller than the sum of its proper divisors (2138999524).

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

1500342140 is a wasteful number, since it uses less digits than its factorization.

1500342140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401198 (or 401196 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1500342140 is about 38734.2502186373. The cubic root of 1500342140 is about 1144.8012698327.

Adding to 1500342140 its reverse (412430051), we get a palindrome (1912772191).

The spelling of 1500342140 in words is "one billion, five hundred million, three hundred forty-two thousand, one hundred forty".