1145051508397 has 8 divisors (see below), whose sum is σ = 1230962428800. Its totient is φ = 1061705093184.

The previous prime is 1145051508371. The next prime is 1145051508427. The reversal of 1145051508397 is 7938051505411.

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 1145051508397 - 2¹¹ = 1145051506349 is a prime.

It is a super-2 number, since 2×1145051508397² (a number of 25 digits) contains 22 as substring.

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 1145051508397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145051508197) 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, 641125372 + ... + 641127157.

It is an arithmetic number, because the mean of its divisors is an integer number (153870303600).

Almost surely, 2^{1145051508397} is an apocalyptic number.

It is an amenable number.

1145051508397 is a deficient number, since it is larger than the sum of its proper divisors (85910920403).

1145051508397 is a wasteful number, since it uses less digits than its factorization.

1145051508397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1282252595.

The product of its (nonzero) digits is 756000, while the sum is 49.

The spelling of 1145051508397 in words is "one trillion, one hundred forty-five billion, fifty-one million, five hundred eight thousand, three hundred ninety-seven".