11477310391 has 2 divisors, whose sum is σ = 11477310392. Its totient is φ = 11477310390.

The previous prime is 11477310343. The next prime is 11477310409. The reversal of 11477310391 is 19301377411.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11477310391 is a prime.

It is a super-2 number, since 2×11477310391² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11477310391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11477410391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5738655195 + 5738655196.

It is an arithmetic number, because the mean of its divisors is an integer number (5738655196).

Almost surely, 2^11477310391 is an apocalyptic number.

11477310391 is a deficient number, since it is larger than the sum of its proper divisors (1).

11477310391 is an equidigital number, since it uses as much as digits as its factorization.

11477310391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 37.

The spelling of 11477310391 in words is "eleven billion, four hundred seventy-seven million, three hundred ten thousand, three hundred ninety-one".