1147458624449 has 2 divisors, whose sum is σ = 1147458624450. Its totient is φ = 1147458624448.

The previous prime is 1147458624443. The next prime is 1147458624541. The reversal of 1147458624449 is 9444268547411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1038782908849 + 108675715600 = 1019207^2 + 329660^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1147458624449 is a prime.

It is a super-2 number, since 2×1147458624449² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1147458624443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573729312224 + 573729312225.

It is an arithmetic number, because the mean of its divisors is an integer number (573729312225).

Almost surely, 2^{1147458624449} is an apocalyptic number.

It is an amenable number.

1147458624449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1147458624449 is an equidigital number, since it uses as much as digits as its factorization.

1147458624449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30965760, while the sum is 59.

The spelling of 1147458624449 in words is "one trillion, one hundred forty-seven billion, four hundred fifty-eight million, six hundred twenty-four thousand, four hundred forty-nine".