6491153 has 2 divisors, whose sum is σ = 6491154. Its totient is φ = 6491152.

The previous prime is 6491137. The next prime is 6491159. The reversal of 6491153 is 3511946.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3775249 + 2715904 = 1943^2 + 1648^2 .

It is a cyclic number.

It is not a de Polignac number, because 6491153 - 2⁴ = 6491137 is a prime.

It is not a weakly prime, because it can be changed into another prime (6491159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3245576 + 3245577.

It is an arithmetic number, because the mean of its divisors is an integer number (3245577).

Almost surely, 2^6491153 is an apocalyptic number.

It is an amenable number.

6491153 is a deficient number, since it is larger than the sum of its proper divisors (1).

6491153 is an equidigital number, since it uses as much as digits as its factorization.

6491153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 29.

The square root of 6491153 is about 2547.7741265662. The cubic root of 6491153 is about 186.5408488174.

The spelling of 6491153 in words is "six million, four hundred ninety-one thousand, one hundred fifty-three".