1145022541 has 16 divisors (see below), whose sum is σ = 1276807168. Its totient is φ = 1019692800.

The previous prime is 1145022523. The next prime is 1145022551. The reversal of 1145022541 is 1452205411.

It is a cyclic number.

It is not a de Polignac number, because 1145022541 - 2¹³ = 1145014349 is a prime.

It is a super-2 number, since 2×1145022541² = 2622153238796193362, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145022551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131596 + ... + 140026.

It is an arithmetic number, because the mean of its divisors is an integer number (79800448).

Almost surely, 2^1145022541 is an apocalyptic number.

It is an amenable number.

1145022541 is a deficient number, since it is larger than the sum of its proper divisors (131784627).

1145022541 is a wasteful number, since it uses less digits than its factorization.

1145022541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8812.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 1145022541 is about 33838.1817035136. The cubic root of 1145022541 is about 1046.1758216949.

Adding to 1145022541 its reverse (1452205411), we get a palindrome (2597227952).

The spelling of 1145022541 in words is "one billion, one hundred forty-five million, twenty-two thousand, five hundred forty-one".