11154402377 has 4 divisors (see below), whose sum is σ = 11156023296. Its totient is φ = 11152781460.

The previous prime is 11154402373. The next prime is 11154402397. The reversal of 11154402377 is 77320445111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11154402377 - 2² = 11154402373 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11154402373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 800093 + ... + 813914.

It is an arithmetic number, because the mean of its divisors is an integer number (2789005824).

Almost surely, 2^11154402377 is an apocalyptic number.

It is an amenable number.

11154402377 is a deficient number, since it is larger than the sum of its proper divisors (1620919).

11154402377 is an equidigital number, since it uses as much as digits as its factorization.

11154402377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1620918.

The product of its (nonzero) digits is 23520, while the sum is 35.

Adding to 11154402377 its reverse (77320445111), we get a palindrome (88474847488).

The spelling of 11154402377 in words is "eleven billion, one hundred fifty-four million, four hundred two thousand, three hundred seventy-seven".