1011030249 has 16 divisors (see below), whose sum is σ = 1394565120. Its totient is φ = 650852880.

The previous prime is 1011030247. The next prime is 1011030253. The reversal of 1011030249 is 9420301101.

It is not a de Polignac number, because 1011030249 - 2¹ = 1011030247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011030247) 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, 31792 + ... + 55070.

It is an arithmetic number, because the mean of its divisors is an integer number (87160320).

Almost surely, 2^1011030249 is an apocalyptic number.

It is an amenable number.

1011030249 is a deficient number, since it is larger than the sum of its proper divisors (383534871).

1011030249 is a wasteful number, since it uses less digits than its factorization.

1011030249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23780.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 1011030249 is about 31796.7018572682. The cubic root of 1011030249 is about 1003.6633134144.

The spelling of 1011030249 in words is "one billion, eleven million, thirty thousand, two hundred forty-nine".