2400542603 has 4 divisors (see below), whose sum is σ = 2400749640. Its totient is φ = 2400335568.

The previous prime is 2400542587. The next prime is 2400542609. The reversal of 2400542603 is 3062450042.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3062450042 = 2 ⋅1531225021.

It is a cyclic number.

It is not a de Polignac number, because 2400542603 - 2⁴ = 2400542587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2400542609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85025 + ... + 109682.

It is an arithmetic number, because the mean of its divisors is an integer number (600187410).

Almost surely, 2^2400542603 is an apocalyptic number.

2400542603 is a deficient number, since it is larger than the sum of its proper divisors (207037).

2400542603 is a wasteful number, since it uses less digits than its factorization.

2400542603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207036.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 2400542603 is about 48995.3324613682. The cubic root of 2400542603 is about 1338.9667915411.

Adding to 2400542603 its reverse (3062450042), we get a palindrome (5462992645).

The spelling of 2400542603 in words is "two billion, four hundred million, five hundred forty-two thousand, six hundred three".