1142745675 has 12 divisors (see below), whose sum is σ = 1889339640. Its totient is φ = 609464320.

The previous prime is 1142745673. The next prime is 1142745677. The reversal of 1142745675 is 5765472411.

It is an interprime number because it is at equal distance from previous prime (1142745673) and next prime (1142745677).

It is not a de Polignac number, because 1142745675 - 2¹ = 1142745673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1142745673) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7618230 + ... + 7618379.

It is an arithmetic number, because the mean of its divisors is an integer number (157444970).

Almost surely, 2^1142745675 is an apocalyptic number.

1142745675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1142745675 is a deficient number, since it is larger than the sum of its proper divisors (746593965).

1142745675 is a wasteful number, since it uses less digits than its factorization.

1142745675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15236622 (or 15236617 counting only the distinct ones).

The product of its digits is 235200, while the sum is 42.

The square root of 1142745675 is about 33804.5215170989. The cubic root of 1142745675 is about 1045.4819247971.

The spelling of 1142745675 in words is "one billion, one hundred forty-two million, seven hundred forty-five thousand, six hundred seventy-five".