1145452137 has 16 divisors (see below), whose sum is σ = 1591047360. Its totient is φ = 732377600.

The previous prime is 1145452127. The next prime is 1145452229. The reversal of 1145452137 is 7312545411.

It is a cyclic number.

It is not a de Polignac number, because 1145452137 - 2¹⁸ = 1145189993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1145452098 and 1145452107.

It is not an unprimeable number, because it can be changed into a prime (1145452117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71664 + ... + 86177.

It is an arithmetic number, because the mean of its divisors is an integer number (99440460).

Almost surely, 2^1145452137 is an apocalyptic number.

It is an amenable number.

1145452137 is a deficient number, since it is larger than the sum of its proper divisors (445595223).

1145452137 is a wasteful number, since it uses less digits than its factorization.

1145452137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157944.

The product of its digits is 16800, while the sum is 33.

The square root of 1145452137 is about 33844.5289079343. The cubic root of 1145452137 is about 1046.3066420462.

Adding to 1145452137 its reverse (7312545411), we get a palindrome (8457997548).

The spelling of 1145452137 in words is "one billion, one hundred forty-five million, four hundred fifty-two thousand, one hundred thirty-seven".