1194145392 has 40 divisors (see below), whose sum is σ = 3365320320. Its totient is φ = 361862080.

The previous prime is 1194145387. The next prime is 1194145397. The reversal of 1194145392 is 2935414911.

It is an interprime number because it is at equal distance from previous prime (1194145387) and next prime (1194145397).

It is a self number, because there is not a number n which added to its sum of digits gives 1194145392.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1194145397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1130292 + ... + 1131347.

It is an arithmetic number, because the mean of its divisors is an integer number (84133008).

Almost surely, 2^1194145392 is an apocalyptic number.

1194145392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1194145392 is an abundant number, since it is smaller than the sum of its proper divisors (2171174928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1194145392 is a wasteful number, since it uses less digits than its factorization.

1194145392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2261661 (or 2261655 counting only the distinct ones).

The product of its digits is 38880, while the sum is 39.

The square root of 1194145392 is about 34556.4088411976. The cubic root of 1194145392 is about 1060.9275706569.

The spelling of 1194145392 in words is "one billion, one hundred ninety-four million, one hundred forty-five thousand, three hundred ninety-two".