1122000749 has 8 divisors (see below), whose sum is σ = 1221780000. Its totient is φ = 1026294192.

The previous prime is 1122000713. The next prime is 1122000751. The reversal of 1122000749 is 9470002211.

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

It is a cyclic number.

It is not a de Polignac number, because 1122000749 - 2¹² = 1121996653 is a prime.

It is a super-2 number, since 2×1122000749² = 2517771361513122002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122000709) 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, 1017599 + ... + 1018700.

It is an arithmetic number, because the mean of its divisors is an integer number (152722500).

Almost surely, 2^1122000749 is an apocalyptic number.

1122000749 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1122000749 is a deficient number, since it is larger than the sum of its proper divisors (99779251).

1122000749 is a wasteful number, since it uses less digits than its factorization.

1122000749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2036347.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 1122000749 is about 33496.2796292364. The cubic root of 1122000749 is about 1039.1168380692.

The spelling of 1122000749 in words is "one billion, one hundred twenty-two million, seven hundred forty-nine", and thus it is an aban number.