1170727949 has 4 divisors (see below), whose sum is σ = 1177738464. Its totient is φ = 1163717436.

The previous prime is 1170727913. The next prime is 1170727951. The reversal of 1170727949 is 9497270711.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1170727949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1170727549) 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, 3505007 + ... + 3505340.

It is an arithmetic number, because the mean of its divisors is an integer number (294434616).

Almost surely, 2^1170727949 is an apocalyptic number.

It is an amenable number.

1170727949 is a deficient number, since it is larger than the sum of its proper divisors (7010515).

1170727949 is an equidigital number, since it uses as much as digits as its factorization.

1170727949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7010514.

The product of its (nonzero) digits is 222264, while the sum is 47.

The square root of 1170727949 is about 34215.9019901566. The cubic root of 1170727949 is about 1053.9467334550.

The spelling of 1170727949 in words is "one billion, one hundred seventy million, seven hundred twenty-seven thousand, nine hundred forty-nine".