1022371253 has 2 divisors, whose sum is σ = 1022371254. Its totient is φ = 1022371252.

The previous prime is 1022371237. The next prime is 1022371297. The reversal of 1022371253 is 3521732201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 765794929 + 256576324 = 27673^2 + 16018^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022371253 - 2⁴ = 1022371237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022370253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511185626 + 511185627.

It is an arithmetic number, because the mean of its divisors is an integer number (511185627).

Almost surely, 2^1022371253 is an apocalyptic number.

It is an amenable number.

1022371253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022371253 is an equidigital number, since it uses as much as digits as its factorization.

1022371253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 1022371253 is about 31974.5407003760. The cubic root of 1022371253 is about 1007.4021572092.

The spelling of 1022371253 in words is "one billion, twenty-two million, three hundred seventy-one thousand, two hundred fifty-three".