1264612450147 has 2 divisors, whose sum is σ = 1264612450148. Its totient is φ = 1264612450146.

The previous prime is 1264612450111. The next prime is 1264612450187. The reversal of 1264612450147 is 7410542164621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1264612450147 - 2¹⁹ = 1264611925859 is a prime.

It is not a weakly prime, because it can be changed into another prime (1264612450187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632306225073 + 632306225074.

It is an arithmetic number, because the mean of its divisors is an integer number (632306225074).

Almost surely, 2^{1264612450147} is an apocalyptic number.

1264612450147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1264612450147 is an equidigital number, since it uses as much as digits as its factorization.

1264612450147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 1264612450147 in words is "one trillion, two hundred sixty-four billion, six hundred twelve million, four hundred fifty thousand, one hundred forty-seven".