1011896745 has 16 divisors (see below), whose sum is σ = 1620179520. Its totient is φ = 539296704.

The previous prime is 1011896719. The next prime is 1011896749. The reversal of 1011896745 is 5476981101.

It is not a de Polignac number, because 1011896745 - 2¹⁸ = 1011634601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1011896697 and 1011896706.

It is not an unprimeable number, because it can be changed into a prime (1011896749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1234 + ... + 45003.

It is an arithmetic number, because the mean of its divisors is an integer number (101261220).

Almost surely, 2^1011896745 is an apocalyptic number.

1011896745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1011896745 is a deficient number, since it is larger than the sum of its proper divisors (608282775).

1011896745 is a wasteful number, since it uses less digits than its factorization.

1011896745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47704.

The product of its (nonzero) digits is 60480, while the sum is 42.

The square root of 1011896745 is about 31810.3245032175. The cubic root of 1011896745 is about 1003.9499589483.

The spelling of 1011896745 in words is "one billion, eleven million, eight hundred ninety-six thousand, seven hundred forty-five".