1146265397 has 16 divisors (see below), whose sum is σ = 1212297840. Its totient is φ = 1082145792.

The previous prime is 1146265391. The next prime is 1146265399. The reversal of 1146265397 is 7935626411.

It can be written as a sum of positive squares in 8 ways, for example, as 140043556 + 1006221841 = 11834^2 + 31721^2 .

It is a cyclic number.

It is not a de Polignac number, because 1146265397 - 2⁴ = 1146265381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146265391) 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, 516863 + ... + 519075.

It is an arithmetic number, because the mean of its divisors is an integer number (75768615).

Almost surely, 2^1146265397 is an apocalyptic number.

It is an amenable number.

1146265397 is a deficient number, since it is larger than the sum of its proper divisors (66032443).

1146265397 is a wasteful number, since it uses less digits than its factorization.

1146265397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2632.

The product of its digits is 272160, while the sum is 44.

The square root of 1146265397 is about 33856.5414211198. The cubic root of 1146265397 is about 1046.5542060168.

The spelling of 1146265397 in words is "one billion, one hundred forty-six million, two hundred sixty-five thousand, three hundred ninety-seven".