1148519901 has 16 divisors (see below), whose sum is σ = 1558609920. Its totient is φ = 752076720.

The previous prime is 1148519891. The next prime is 1148519947. The reversal of 1148519901 is 1099158411.

It is not a de Polignac number, because 1148519901 - 2¹⁸ = 1148257757 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1148519901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1148519971) 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, 318756 + ... + 322338.

It is an arithmetic number, because the mean of its divisors is an integer number (97413120).

Almost surely, 2^1148519901 is an apocalyptic number.

It is an amenable number.

1148519901 is a deficient number, since it is larger than the sum of its proper divisors (410090019).

1148519901 is a wasteful number, since it uses less digits than its factorization.

1148519901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5456.

The product of its (nonzero) digits is 12960, while the sum is 39.

The square root of 1148519901 is about 33889.8200201772. The cubic root of 1148519901 is about 1047.2398865045.

The spelling of 1148519901 in words is "one billion, one hundred forty-eight million, five hundred nineteen thousand, nine hundred one".