11377381 has 2 divisors, whose sum is σ = 11377382. Its totient is φ = 11377380.

The previous prime is 11377363. The next prime is 11377411. The reversal of 11377381 is 18377311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11189025 + 188356 = 3345^2 + 434^2 .

It is a cyclic number.

It is not a de Polignac number, because 11377381 - 2⁵ = 11377349 is a prime.

It is a super-2 number, since 2×11377381² = 258889596838322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11377361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5688690 + 5688691.

It is an arithmetic number, because the mean of its divisors is an integer number (5688691).

Almost surely, 2^11377381 is an apocalyptic number.

It is an amenable number.

11377381 is a deficient number, since it is larger than the sum of its proper divisors (1).

11377381 is an equidigital number, since it uses as much as digits as its factorization.

11377381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3528, while the sum is 31.

The square root of 11377381 is about 3373.0373552631. The cubic root of 11377381 is about 224.9127628886.

The spelling of 11377381 in words is "eleven million, three hundred seventy-seven thousand, three hundred eighty-one".