11320231903 has 2 divisors, whose sum is σ = 11320231904. Its totient is φ = 11320231902.

The previous prime is 11320231889. The next prime is 11320231907. The reversal of 11320231903 is 30913202311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11320231903 - 2¹³ = 11320223711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11320231907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5660115951 + 5660115952.

It is an arithmetic number, because the mean of its divisors is an integer number (5660115952).

Almost surely, 2^11320231903 is an apocalyptic number.

11320231903 is a deficient number, since it is larger than the sum of its proper divisors (1).

11320231903 is an equidigital number, since it uses as much as digits as its factorization.

11320231903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

The spelling of 11320231903 in words is "eleven billion, three hundred twenty million, two hundred thirty-one thousand, nine hundred three".