1077344491 has 4 divisors (see below), whose sum is σ = 1078677000. Its totient is φ = 1076011984.

The previous prime is 1077344483. The next prime is 1077344501. The reversal of 1077344491 is 1944437701.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1077344491 - 2³ = 1077344483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1077344431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 665041 + ... + 666658.

It is an arithmetic number, because the mean of its divisors is an integer number (269669250).

Almost surely, 2^1077344491 is an apocalyptic number.

1077344491 is a deficient number, since it is larger than the sum of its proper divisors (1332509).

1077344491 is an equidigital number, since it uses as much as digits as its factorization.

1077344491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1332508.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 1077344491 is about 32822.9263015960. The cubic root of 1077344491 is about 1025.1439785058.

It can be divided in two parts, 107734 and 4491, that added together give a square (112225 = 335²).

The spelling of 1077344491 in words is "one billion, seventy-seven million, three hundred forty-four thousand, four hundred ninety-one".