2415123403 has 16 divisors (see below), whose sum is σ = 3012998400. Its totient is φ = 1880704800.

The previous prime is 2415123401. The next prime is 2415123427. The reversal of 2415123403 is 3043215142.

It is a cyclic number.

It is not a de Polignac number, because 2415123403 - 2¹ = 2415123401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2415123401) 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, 121593 + ... + 140053.

It is an arithmetic number, because the mean of its divisors is an integer number (188312400).

Almost surely, 2^2415123403 is an apocalyptic number.

2415123403 is a deficient number, since it is larger than the sum of its proper divisors (597874997).

2415123403 is a wasteful number, since it uses less digits than its factorization.

2415123403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20178.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2415123403 is about 49143.9050442677. The cubic root of 2415123403 is about 1341.6722648910.

Adding to 2415123403 its reverse (3043215142), we get a palindrome (5458338545).

The spelling of 2415123403 in words is "two billion, four hundred fifteen million, one hundred twenty-three thousand, four hundred three".