124761625553 has 2 divisors, whose sum is σ = 124761625554. Its totient is φ = 124761625552.

The previous prime is 124761625511. The next prime is 124761625559. The reversal of 124761625553 is 355526167421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96763300624 + 27998324929 = 311068^2 + 167327^2 .

It is an emirp because it is prime and its reverse (355526167421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124761625553 - 2¹⁴ = 124761609169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124761625498 and 124761625507.

It is not a weakly prime, because it can be changed into another prime (124761625559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62380812776 + 62380812777.

It is an arithmetic number, because the mean of its divisors is an integer number (62380812777).

Almost surely, 2^124761625553 is an apocalyptic number.

It is an amenable number.

124761625553 is a deficient number, since it is larger than the sum of its proper divisors (1).

124761625553 is an equidigital number, since it uses as much as digits as its factorization.

124761625553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512000, while the sum is 47.

The spelling of 124761625553 in words is "one hundred twenty-four billion, seven hundred sixty-one million, six hundred twenty-five thousand, five hundred fifty-three".