2142457603 has 16 divisors (see below), whose sum is σ = 2524284000. Its totient is φ = 1792673280.

The previous prime is 2142457591. The next prime is 2142457609. The reversal of 2142457603 is 3067542412.

It is a cyclic number.

It is not a de Polignac number, because 2142457603 - 2¹³ = 2142449411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2142457609) by changing a digit.

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, 28443 + ... + 71371.

It is an arithmetic number, because the mean of its divisors is an integer number (157767750).

Almost surely, 2^2142457603 is an apocalyptic number.

2142457603 is a deficient number, since it is larger than the sum of its proper divisors (381826397).

2142457603 is a wasteful number, since it uses less digits than its factorization.

2142457603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43302.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 2142457603 is about 46286.6892637613. The cubic root of 2142457603 is about 1289.1518578099.

The spelling of 2142457603 in words is "two billion, one hundred forty-two million, four hundred fifty-seven thousand, six hundred three".