11651057 has 8 divisors (see below), whose sum is σ = 12837312. Its totient is φ = 10486000.

The previous prime is 11651053. The next prime is 11651063. The reversal of 11651057 is 75015611.

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 11651057 - 2² = 11651053 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11651053) 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, 4133 + ... + 6354.

It is an arithmetic number, because the mean of its divisors is an integer number (1604664).

Almost surely, 2^11651057 is an apocalyptic number.

It is an amenable number.

11651057 is a deficient number, since it is larger than the sum of its proper divisors (1186255).

11651057 is a wasteful number, since it uses less digits than its factorization.

11651057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10599.

The product of its (nonzero) digits is 1050, while the sum is 26.

The square root of 11651057 is about 3413.3644692590. The cubic root of 11651057 is about 226.7018733760.

Adding to 11651057 its reverse (75015611), we get a palindrome (86666668).

It can be divided in two parts, 1165 and 1057, that added together give a palindrome (2222).

The spelling of 11651057 in words is "eleven million, six hundred fifty-one thousand, fifty-seven".