1146140774 has 4 divisors (see below), whose sum is σ = 1719211164. Its totient is φ = 573070386.

The previous prime is 1146140771. The next prime is 1146140797. The reversal of 1146140774 is 4770416411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4770416411 = 313 ⋅15240947.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146140771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286535192 + ... + 286535195.

It is an arithmetic number, because the mean of its divisors is an integer number (429802791).

Almost surely, 2^1146140774 is an apocalyptic number.

1146140774 is a deficient number, since it is larger than the sum of its proper divisors (573070390).

1146140774 is an equidigital number, since it uses as much as digits as its factorization.

1146140774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573070389.

The product of its (nonzero) digits is 18816, while the sum is 35.

The square root of 1146140774 is about 33854.7009143487. The cubic root of 1146140774 is about 1046.5162772056.

The spelling of 1146140774 in words is "one billion, one hundred forty-six million, one hundred forty thousand, seven hundred seventy-four".