1145125534 has 16 divisors (see below), whose sum is σ = 1963778400. Its totient is φ = 490591584.

The previous prime is 1145125517. The next prime is 1145125537. The reversal of 1145125534 is 4355215411.

It is a super-2 number, since 2×1145125534² = 2622624977237570312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1145125496 and 1145125505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145125537) 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 7 ways as a sum of consecutive naturals, for example, 30372 + ... + 56680.

It is an arithmetic number, because the mean of its divisors is an integer number (122736150).

Almost surely, 2^1145125534 is an apocalyptic number.

1145125534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1145125534 is a deficient number, since it is larger than the sum of its proper divisors (818652866).

1145125534 is a wasteful number, since it uses less digits than its factorization.

1145125534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29427.

The product of its digits is 12000, while the sum is 31.

The square root of 1145125534 is about 33839.7035152497. The cubic root of 1145125534 is about 1046.2071880515.

The spelling of 1145125534 in words is "one billion, one hundred forty-five million, one hundred twenty-five thousand, five hundred thirty-four".