1258745113 has 2 divisors, whose sum is σ = 1258745114. Its totient is φ = 1258745112.

The previous prime is 1258745107. The next prime is 1258745119. The reversal of 1258745113 is 3115478521.

It is a balanced prime because it is at equal distance from previous prime (1258745107) and next prime (1258745119).

It can be written as a sum of positive squares in only one way, i.e., 1006665984 + 252079129 = 31728^2 + 15877^2 .

It is a cyclic number.

It is not a de Polignac number, because 1258745113 - 2⁹ = 1258744601 is a prime.

It is not a weakly prime, because it can be changed into another prime (1258745119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 629372556 + 629372557.

It is an arithmetic number, because the mean of its divisors is an integer number (629372557).

Almost surely, 2^1258745113 is an apocalyptic number.

It is an amenable number.

1258745113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1258745113 is an equidigital number, since it uses as much as digits as its factorization.

1258745113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33600, while the sum is 37.

The square root of 1258745113 is about 35478.7980771615. The cubic root of 1258745113 is about 1079.7236126880.

The spelling of 1258745113 in words is "one billion, two hundred fifty-eight million, seven hundred forty-five thousand, one hundred thirteen".