11077550 has 36 divisors (see below), whose sum is σ = 22660008. Its totient is φ = 4026000.

The previous prime is 11077543. The next prime is 11077567. The reversal of 11077550 is 5577011.

Added to its reverse (5577011) it gives a square (16654561 = 4081²).

11077550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11077550² = 245424228005000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5135 + ... + 6965.

Almost surely, 2^11077550 is an apocalyptic number.

11077550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11077550 is an abundant number, since it is smaller than the sum of its proper divisors (11582458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11077550 is a wasteful number, since it uses less digits than its factorization.

11077550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1865 (or 1849 counting only the distinct ones).

The product of its (nonzero) digits is 1225, while the sum is 26.

The square root of 11077550 is about 3328.2953594896. The cubic root of 11077550 is about 222.9194209731.

Adding to 11077550 its reverse (5577011), we get a square (16654561 = 4081²).

The spelling of 11077550 in words is "eleven million, seventy-seven thousand, five hundred fifty".