1145055334 has 4 divisors (see below), whose sum is σ = 1717583004. Its totient is φ = 572527666.

The previous prime is 1145055323. The next prime is 1145055397. The reversal of 1145055334 is 4335505411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4335505411 = 109 ⋅39775279.

It is a super-2 number, since 2×1145055334² = 2622303435843703112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1145055296 and 1145055305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286263832 + ... + 286263835.

It is an arithmetic number, because the mean of its divisors is an integer number (429395751).

Almost surely, 2^1145055334 is an apocalyptic number.

1145055334 is a deficient number, since it is larger than the sum of its proper divisors (572527670).

1145055334 is an equidigital number, since it uses as much as digits as its factorization.

1145055334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572527669.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 1145055334 is about 33838.6662562223. Note that the first 3 decimals coincide. The cubic root of 1145055334 is about 1046.1858089557.

The spelling of 1145055334 in words is "one billion, one hundred forty-five million, fifty-five thousand, three hundred thirty-four".