1154000650 has 24 divisors (see below), whose sum is σ = 2341573344. Its totient is φ = 419636400.

The previous prime is 1154000629. The next prime is 1154000651. The reversal of 1154000650 is 560004511.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1154000651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1048542 + ... + 1049641.

It is an arithmetic number, because the mean of its divisors is an integer number (97565556).

Almost surely, 2^1154000650 is an apocalyptic number.

1154000650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1154000650 is an abundant number, since it is smaller than the sum of its proper divisors (1187572694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1154000650 is a wasteful number, since it uses less digits than its factorization.

1154000650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2098206 (or 2098201 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1154000650 is about 33970.5850700279. The cubic root of 1154000650 is about 1048.9030569842.

The spelling of 1154000650 in words is "one billion, one hundred fifty-four million, six hundred fifty", and thus it is an aban number.