2531152403 has 8 divisors (see below), whose sum is σ = 2726346000. Its totient is φ = 2336028768.

The previous prime is 2531152307. The next prime is 2531152409. The reversal of 2531152403 is 3042511352.

It is a happy number.

2531152403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2531152403 - 2¹⁶ = 2531086867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2531152409) 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, 76328 + ... + 104346.

It is an arithmetic number, because the mean of its divisors is an integer number (340793250).

Almost surely, 2^2531152403 is an apocalyptic number.

2531152403 is a deficient number, since it is larger than the sum of its proper divisors (195193597).

2531152403 is a wasteful number, since it uses less digits than its factorization.

2531152403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34981.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 2531152403 is about 50310.5595576118. The cubic root of 2531152403 is about 1362.8229287922.

Adding to 2531152403 its reverse (3042511352), we get a palindrome (5573663755).

The spelling of 2531152403 in words is "two billion, five hundred thirty-one million, one hundred fifty-two thousand, four hundred three".