1103272493 has 2 divisors, whose sum is σ = 1103272494. Its totient is φ = 1103272492.

The previous prime is 1103272483. The next prime is 1103272519. The reversal of 1103272493 is 3942723011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 960876004 + 142396489 = 30998^2 + 11933^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103272493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1103272453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551636246 + 551636247.

It is an arithmetic number, because the mean of its divisors is an integer number (551636247).

Almost surely, 2^1103272493 is an apocalyptic number.

It is an amenable number.

1103272493 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103272493 is an equidigital number, since it uses as much as digits as its factorization.

1103272493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 1103272493 is about 33215.5459536645. The cubic root of 1103272493 is about 1033.3027775795.

The spelling of 1103272493 in words is "one billion, one hundred three million, two hundred seventy-two thousand, four hundred ninety-three".