1138877 has 8 divisors (see below), whose sum is σ = 1176000. Its totient is φ = 1102464.

The previous prime is 1138867. The next prime is 1138883. The reversal of 1138877 is 7788311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1138877 - 2¹² = 1134781 is a prime.

It is a super-2 number, since 2×1138877² = 2594081642258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1138867) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5624 + ... + 5822.

It is an arithmetic number, because the mean of its divisors is an integer number (147000).

2^1138877 is an apocalyptic number.

It is an amenable number.

1138877 is a deficient number, since it is larger than the sum of its proper divisors (37123).

1138877 is an equidigital number, since it uses as much as digits as its factorization.

1138877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355.

The product of its digits is 9408, while the sum is 35.

The square root of 1138877 is about 1067.1818026934. The cubic root of 1138877 is about 104.4300792157.

The spelling of 1138877 in words is "one million, one hundred thirty-eight thousand, eight hundred seventy-seven".