61452505003 has 2 divisors, whose sum is σ = 61452505004. Its totient is φ = 61452505002.

The previous prime is 61452504929. The next prime is 61452505007. The reversal of 61452505003 is 30050525416.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61452505003 is a prime.

It is a super-2 number, since 2×61452505003² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (61452505007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30726252501 + 30726252502.

It is an arithmetic number, because the mean of its divisors is an integer number (30726252502).

Almost surely, 2^61452505003 is an apocalyptic number.

61452505003 is a deficient number, since it is larger than the sum of its proper divisors (1).

61452505003 is an equidigital number, since it uses as much as digits as its factorization.

61452505003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 61452505003 in words is "sixty-one billion, four hundred fifty-two million, five hundred five thousand, three".