975478453 has 2 divisors, whose sum is σ = 975478454. Its totient is φ = 975478452.

The previous prime is 975478367. The next prime is 975478459. The reversal of 975478453 is 354874579.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 915849169 + 59629284 = 30263^2 + 7722^2 .

It is a cyclic number.

It is not a de Polignac number, because 975478453 - 2²⁵ = 941924021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 975478453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (975478459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487739226 + 487739227.

It is an arithmetic number, because the mean of its divisors is an integer number (487739227).

Almost surely, 2^975478453 is an apocalyptic number.

It is an amenable number.

975478453 is a deficient number, since it is larger than the sum of its proper divisors (1).

975478453 is an equidigital number, since it uses as much as digits as its factorization.

975478453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4233600, while the sum is 52.

The square root of 975478453 is about 31232.6504318798. The cubic root of 975478453 is about 991.7584138576.

The spelling of 975478453 in words is "nine hundred seventy-five million, four hundred seventy-eight thousand, four hundred fifty-three".