2142652501 has 16 divisors (see below), whose sum is σ = 2420202240. Its totient is φ = 1879017280.

The previous prime is 2142652489. The next prime is 2142652517. The reversal of 2142652501 is 1052562412.

It is a cyclic number.

It is not a de Polignac number, because 2142652501 - 2⁷ = 2142652373 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2142652501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2142652531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 472095 + ... + 476611.

It is an arithmetic number, because the mean of its divisors is an integer number (151262640).

Almost surely, 2^2142652501 is an apocalyptic number.

It is an amenable number.

2142652501 is a deficient number, since it is larger than the sum of its proper divisors (277549739).

2142652501 is a wasteful number, since it uses less digits than its factorization.

2142652501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6044.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 2142652501 is about 46288.7945511654. The cubic root of 2142652501 is about 1289.1909477317.

The spelling of 2142652501 in words is "two billion, one hundred forty-two million, six hundred fifty-two thousand, five hundred one".