11332331477 has 2 divisors, whose sum is σ = 11332331478. Its totient is φ = 11332331476.

The previous prime is 11332331431. The next prime is 11332331501. The reversal of 11332331477 is 77413323311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6408642916 + 4923688561 = 80054^2 + 70169^2 .

It is a cyclic number.

It is not a de Polignac number, because 11332331477 - 2²² = 11328137173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11332334477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5666165738 + 5666165739.

It is an arithmetic number, because the mean of its divisors is an integer number (5666165739).

Almost surely, 2^11332331477 is an apocalyptic number.

It is an amenable number.

11332331477 is a deficient number, since it is larger than the sum of its proper divisors (1).

11332331477 is an equidigital number, since it uses as much as digits as its factorization.

11332331477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 35.

Adding to 11332331477 its reverse (77413323311), we get a palindrome (88745654788).

The spelling of 11332331477 in words is "eleven billion, three hundred thirty-two million, three hundred thirty-one thousand, four hundred seventy-seven".