11473208431 has 2 divisors, whose sum is σ = 11473208432. Its totient is φ = 11473208430.

The previous prime is 11473208393. The next prime is 11473208479. The reversal of 11473208431 is 13480237411.

It is a weak prime.

It is an emirp because it is prime and its reverse (13480237411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11473208431 - 2⁹ = 11473207919 is a prime.

It is a super-2 number, since 2×11473208431² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11473202431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5736604215 + 5736604216.

It is an arithmetic number, because the mean of its divisors is an integer number (5736604216).

Almost surely, 2^11473208431 is an apocalyptic number.

11473208431 is a deficient number, since it is larger than the sum of its proper divisors (1).

11473208431 is an equidigital number, since it uses as much as digits as its factorization.

11473208431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 34.

The spelling of 11473208431 in words is "eleven billion, four hundred seventy-three million, two hundred eight thousand, four hundred thirty-one".