11977153 has 2 divisors, whose sum is σ = 11977154. Its totient is φ = 11977152.

The previous prime is 11977123. The next prime is 11977157. The reversal of 11977153 is 35177911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10942864 + 1034289 = 3308^2 + 1017^2 .

It is a cyclic number.

It is not a de Polignac number, because 11977153 - 2¹³ = 11968961 is a prime.

It is not a weakly prime, because it can be changed into another prime (11977157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5988576 + 5988577.

It is an arithmetic number, because the mean of its divisors is an integer number (5988577).

Almost surely, 2^11977153 is an apocalyptic number.

It is an amenable number.

11977153 is a deficient number, since it is larger than the sum of its proper divisors (1).

11977153 is an equidigital number, since it uses as much as digits as its factorization.

11977153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6615, while the sum is 34.

The square root of 11977153 is about 3460.8023636145. The cubic root of 11977153 is about 228.7974601675.

The spelling of 11977153 in words is "eleven million, nine hundred seventy-seven thousand, one hundred fifty-three".