1150342779 has 16 divisors (see below), whose sum is σ = 1554923520. Its totient is φ = 756350400.

The previous prime is 1150342747. The next prime is 1150342807. The reversal of 1150342779 is 9772430511.

It is not a de Polignac number, because 1150342779 - 2⁵ = 1150342747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1150342709) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270679 + ... + 274895.

It is an arithmetic number, because the mean of its divisors is an integer number (97182720).

Almost surely, 2^1150342779 is an apocalyptic number.

1150342779 is a deficient number, since it is larger than the sum of its proper divisors (404580741).

1150342779 is a wasteful number, since it uses less digits than its factorization.

1150342779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5450.

The product of its (nonzero) digits is 52920, while the sum is 39.

The square root of 1150342779 is about 33916.7035397015. The cubic root of 1150342779 is about 1047.7936373171.

The spelling of 1150342779 in words is "one billion, one hundred fifty million, three hundred forty-two thousand, seven hundred seventy-nine".