1011366049 has 8 divisors (see below), whose sum is σ = 1015496768. Its totient is φ = 1007244720.

The previous prime is 1011366043. The next prime is 1011366071. The reversal of 1011366049 is 9406631101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011366049 is a prime.

It is a super-2 number, since 2×1011366049² = 2045722570139740802, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1011366049.

It is not an unprimeable number, because it can be changed into a prime (1011366043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276259 + ... + 279895.

It is an arithmetic number, because the mean of its divisors is an integer number (126937096).

Almost surely, 2^1011366049 is an apocalyptic number.

It is an amenable number.

1011366049 is a deficient number, since it is larger than the sum of its proper divisors (4130719).

1011366049 is an equidigital number, since it uses as much as digits as its factorization.

1011366049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4695.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 1011366049 is about 31801.9818407595. The cubic root of 1011366049 is about 1003.7744188387.

The spelling of 1011366049 in words is "one billion, eleven million, three hundred sixty-six thousand, forty-nine".