1148400497 has 8 divisors (see below), whose sum is σ = 1154630400. Its totient is φ = 1142182944.

The previous prime is 1148400467. The next prime is 1148400499. The reversal of 1148400497 is 7940048411.

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 1148400497 - 2¹⁴ = 1148384113 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1148400497.

It is not an unprimeable number, because it can be changed into a prime (1148400499) 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, 228629 + ... + 233597.

It is an arithmetic number, because the mean of its divisors is an integer number (144328800).

Almost surely, 2^1148400497 is an apocalyptic number.

It is an amenable number.

1148400497 is a deficient number, since it is larger than the sum of its proper divisors (6229903).

1148400497 is an equidigital number, since it uses as much as digits as its factorization.

1148400497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6175.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 1148400497 is about 33888.0583244305. The cubic root of 1148400497 is about 1047.2035937173.

The spelling of 1148400497 in words is "one billion, one hundred forty-eight million, four hundred thousand, four hundred ninety-seven".