1145141542 has 8 divisors (see below), whose sum is σ = 1718060256. Its totient is φ = 572454792.

The previous prime is 1145141509. The next prime is 1145141579. The reversal of 1145141542 is 2451415411.

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

It is a super-2 number, since 2×1145141542² = 2622698302428275528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1145141542.

It is a congruent number.

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, 45073 + ... + 65740.

It is an arithmetic number, because the mean of its divisors is an integer number (214757532).

Almost surely, 2^1145141542 is an apocalyptic number.

1145141542 is a deficient number, since it is larger than the sum of its proper divisors (572918714).

1145141542 is a wasteful number, since it uses less digits than its factorization.

1145141542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115982.

The product of its digits is 3200, while the sum is 28.

The square root of 1145141542 is about 33839.9400413180. The cubic root of 1145141542 is about 1046.2120630939.

Adding to 1145141542 its reverse (2451415411), we get a palindrome (3596556953).

The spelling of 1145141542 in words is "one billion, one hundred forty-five million, one hundred forty-one thousand, five hundred forty-two".