1272734093 has 2 divisors, whose sum is σ = 1272734094. Its totient is φ = 1272734092.

The previous prime is 1272734069. The next prime is 1272734101. The reversal of 1272734093 is 3904372721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 915788644 + 356945449 = 30262^2 + 18893^2 .

It is a cyclic number.

It is not a de Polignac number, because 1272734093 - 2¹⁶ = 1272668557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1272734993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 636367046 + 636367047.

It is an arithmetic number, because the mean of its divisors is an integer number (636367047).

Almost surely, 2^1272734093 is an apocalyptic number.

It is an amenable number.

1272734093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1272734093 is an equidigital number, since it uses as much as digits as its factorization.

1272734093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 1272734093 is about 35675.3989886588. The cubic root of 1272734093 is about 1083.7086984425.

It can be divided in two parts, 12727 and 34093, that multiplied together give a triangular number (433901611 = T₂₉₄₅₈).

The spelling of 1272734093 in words is "one billion, two hundred seventy-two million, seven hundred thirty-four thousand, ninety-three".