1022373497 has 4 divisors (see below), whose sum is σ = 1025640180. Its totient is φ = 1019106816.

The previous prime is 1022373493. The next prime is 1022373503. The reversal of 1022373497 is 7943732201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 375739456 + 646634041 = 19384^2 + 25429^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022373497 - 2² = 1022373493 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1022373497.

It is not an unprimeable number, because it can be changed into a prime (1022373493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1632872 + ... + 1633497.

It is an arithmetic number, because the mean of its divisors is an integer number (256410045).

Almost surely, 2^1022373497 is an apocalyptic number.

It is an amenable number.

1022373497 is a deficient number, since it is larger than the sum of its proper divisors (3266683).

1022373497 is an equidigital number, since it uses as much as digits as its factorization.

1022373497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3266682.

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 1022373497 is about 31974.5757907748. The cubic root of 1022373497 is about 1007.4028942567.

It can be divided in two parts, 1022373 and 497, that multiplied together give a triangular number (508119381 = T₃₁₈₇₈).

The spelling of 1022373497 in words is "one billion, twenty-two million, three hundred seventy-three thousand, four hundred ninety-seven".