2512240403 has 8 divisors (see below), whose sum is σ = 2595072000. Its totient is φ = 2429520840.

The previous prime is 2512240337. The next prime is 2512240411. The reversal of 2512240403 is 3040422152.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2512240403 - 2¹⁶ = 2512174867 is a prime.

It is a super-2 number, since 2×2512240403² = 12622703684931204818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2512240463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18848 + ... + 73346.

It is an arithmetic number, because the mean of its divisors is an integer number (324384000).

Almost surely, 2^2512240403 is an apocalyptic number.

2512240403 is a deficient number, since it is larger than the sum of its proper divisors (82831597).

2512240403 is a wasteful number, since it uses less digits than its factorization.

2512240403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56017.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 2512240403 is about 50122.2545682055. The cubic root of 2512240403 is about 1359.4202407407.

Adding to 2512240403 its reverse (3040422152), we get a palindrome (5552662555).

The spelling of 2512240403 in words is "two billion, five hundred twelve million, two hundred forty thousand, four hundred three".