1241215402403 has 16 divisors (see below), whose sum is σ = 1329452974080. Its totient is φ = 1156090268256.

The previous prime is 1241215402373. The next prime is 1241215402411. The reversal of 1241215402403 is 3042045121421.

It is a happy number.

It is not a de Polignac number, because 1241215402403 - 2²⁴ = 1241198625187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1241215405403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2701283 + ... + 3127196.

It is an arithmetic number, because the mean of its divisors is an integer number (83090810880).

Almost surely, 2^{1241215402403} is an apocalyptic number.

1241215402403 is a deficient number, since it is larger than the sum of its proper divisors (88237571677).

1241215402403 is a wasteful number, since it uses less digits than its factorization.

1241215402403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5828746.

The product of its (nonzero) digits is 7680, while the sum is 29.

The spelling of 1241215402403 in words is "one trillion, two hundred forty-one billion, two hundred fifteen million, four hundred two thousand, four hundred three".