1501040140 has 12 divisors (see below), whose sum is σ = 3152184336. Its totient is φ = 600416048.

The previous prime is 1501040131. The next prime is 1501040141. The reversal of 1501040140 is 410401051.

It is not an unprimeable number, because it can be changed into a prime (1501040141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37525984 + ... + 37526023.

It is an arithmetic number, because the mean of its divisors is an integer number (262682028).

Almost surely, 2^1501040140 is an apocalyptic number.

1501040140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1501040140 is an abundant number, since it is smaller than the sum of its proper divisors (1651144196).

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

1501040140 is a wasteful number, since it uses less digits than its factorization.

1501040140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75052016 (or 75052014 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 1501040140 is about 38743.2592846807. The cubic root of 1501040140 is about 1144.9787732124.

Adding to 1501040140 its reverse (410401051), we get a palindrome (1911441191).

The spelling of 1501040140 in words is "one billion, five hundred one million, forty thousand, one hundred forty".