1042551253 has 2 divisors, whose sum is σ = 1042551254. Its totient is φ = 1042551252.

The previous prime is 1042551241. The next prime is 1042551269. The reversal of 1042551253 is 3521552401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1011112804 + 31438449 = 31798^2 + 5607^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1042551253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042551203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521275626 + 521275627.

It is an arithmetic number, because the mean of its divisors is an integer number (521275627).

Almost surely, 2^1042551253 is an apocalyptic number.

It is an amenable number.

1042551253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042551253 is an equidigital number, since it uses as much as digits as its factorization.

1042551253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 1042551253 is about 32288.5622628199. The cubic root of 1042551253 is about 1013.9871971561.

The spelling of 1042551253 in words is "one billion, forty-two million, five hundred fifty-one thousand, two hundred fifty-three".