11457743103 has 6 divisors (see below), whose sum is σ = 16550073384. Its totient is φ = 7638495396.

The previous prime is 11457743093. The next prime is 11457743137. The reversal of 11457743103 is 30134775411.

It is a happy number.

It is not a de Polignac number, because 11457743103 - 2¹⁷ = 11457612031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11457743203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 636541275 + ... + 636541292.

It is an arithmetic number, because the mean of its divisors is an integer number (2758345564).

Almost surely, 2^11457743103 is an apocalyptic number.

11457743103 is a deficient number, since it is larger than the sum of its proper divisors (5092330281).

11457743103 is a wasteful number, since it uses less digits than its factorization.

11457743103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1273082573 (or 1273082570 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The spelling of 11457743103 in words is "eleven billion, four hundred fifty-seven million, seven hundred forty-three thousand, one hundred three".