6091661453 has 2 divisors, whose sum is σ = 6091661454. Its totient is φ = 6091661452.

The previous prime is 6091661449. The next prime is 6091661461. The reversal of 6091661453 is 3541661906.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3711490084 + 2380171369 = 60922^2 + 48787^2 .

It is a cyclic number.

It is not a de Polignac number, because 6091661453 - 2² = 6091661449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6091661453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6091661423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3045830726 + 3045830727.

It is an arithmetic number, because the mean of its divisors is an integer number (3045830727).

Almost surely, 2^6091661453 is an apocalyptic number.

It is an amenable number.

6091661453 is a deficient number, since it is larger than the sum of its proper divisors (1).

6091661453 is an equidigital number, since it uses as much as digits as its factorization.

6091661453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 6091661453 is about 78049.0964265442. The cubic root of 6091661453 is about 1826.3271965192.

The spelling of 6091661453 in words is "six billion, ninety-one million, six hundred sixty-one thousand, four hundred fifty-three".