11662457 has 2 divisors, whose sum is σ = 11662458. Its totient is φ = 11662456.

The previous prime is 11662393. The next prime is 11662463. The reversal of 11662457 is 75426611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7678441 + 3984016 = 2771^2 + 1996^2 .

It is a cyclic number.

It is not a de Polignac number, because 11662457 - 2⁶ = 11662393 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11662657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5831228 + 5831229.

It is an arithmetic number, because the mean of its divisors is an integer number (5831229).

Almost surely, 2^11662457 is an apocalyptic number.

It is an amenable number.

11662457 is a deficient number, since it is larger than the sum of its proper divisors (1).

11662457 is an equidigital number, since it uses as much as digits as its factorization.

11662457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 32.

The square root of 11662457 is about 3415.0339676202. The cubic root of 11662457 is about 226.7757882408.

The spelling of 11662457 in words is "eleven million, six hundred sixty-two thousand, four hundred fifty-seven".