1254541553 has 2 divisors, whose sum is σ = 1254541554. Its totient is φ = 1254541552.

The previous prime is 1254541523. The next prime is 1254541583. The reversal of 1254541553 is 3551454521.

It is a balanced prime because it is at equal distance from previous prime (1254541523) and next prime (1254541583).

It can be written as a sum of positive squares in only one way, i.e., 987970624 + 266570929 = 31432^2 + 16327^2 .

It is a cyclic number.

It is not a de Polignac number, because 1254541553 - 2⁶ = 1254541489 is a prime.

It is not a weakly prime, because it can be changed into another prime (1254541523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627270776 + 627270777.

It is an arithmetic number, because the mean of its divisors is an integer number (627270777).

Almost surely, 2^1254541553 is an apocalyptic number.

It is an amenable number.

1254541553 is a deficient number, since it is larger than the sum of its proper divisors (1).

1254541553 is an equidigital number, since it uses as much as digits as its factorization.

1254541553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60000, while the sum is 35.

The square root of 1254541553 is about 35419.5080852346. The cubic root of 1254541553 is about 1078.5203654687.

The spelling of 1254541553 in words is "one billion, two hundred fifty-four million, five hundred forty-one thousand, five hundred fifty-three".