1145264546 has 8 divisors (see below), whose sum is σ = 1719059664. Its totient is φ = 572244660.

The previous prime is 1145264531. The next prime is 1145264587. The reversal of 1145264546 is 6454625411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1145264546² = 2623261760649172232, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190100 + ... + 196031.

It is an arithmetic number, because the mean of its divisors is an integer number (214882458).

Almost surely, 2^1145264546 is an apocalyptic number.

1145264546 is a deficient number, since it is larger than the sum of its proper divisors (573795118).

1145264546 is a wasteful number, since it uses less digits than its factorization.

1145264546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387616.

The product of its digits is 115200, while the sum is 38.

The square root of 1145264546 is about 33841.7574307245. The cubic root of 1145264546 is about 1046.2495209558.

Adding to 1145264546 its reverse (6454625411), we get a palindrome (7599889957).

The spelling of 1145264546 in words is "one billion, one hundred forty-five million, two hundred sixty-four thousand, five hundred forty-six".