9976453 has 2 divisors, whose sum is σ = 9976454. Its totient is φ = 9976452.

The previous prime is 9976429. The next prime is 9976469. The reversal of 9976453 is 3546799.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5579044 + 4397409 = 2362^2 + 2097^2 .

It is an emirp because it is prime and its reverse (3546799) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9976453 - 2¹³ = 9968261 is a prime.

It is a super-2 number, since 2×9976453² = 199059228922418, which contains 22 as substring.

9976453 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9976553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4988226 + 4988227.

It is an arithmetic number, because the mean of its divisors is an integer number (4988227).

Almost surely, 2^9976453 is an apocalyptic number.

It is an amenable number.

9976453 is a deficient number, since it is larger than the sum of its proper divisors (1).

9976453 is an equidigital number, since it uses as much as digits as its factorization.

9976453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 204120, while the sum is 43.

The square root of 9976453 is about 3158.5523582806. The cubic root of 9976453 is about 215.2742345226.

The spelling of 9976453 in words is "nine million, nine hundred seventy-six thousand, four hundred fifty-three".