1232134397 has 16 divisors (see below), whose sum is σ = 1374334080. Its totient is φ = 1096804800.

The previous prime is 1232134391. The next prime is 1232134399. The reversal of 1232134397 is 7934312321.

It is not a de Polignac number, because 1232134397 - 2¹⁰ = 1232133373 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 (1232134391) 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, 440072 + ... + 442862.

It is an arithmetic number, because the mean of its divisors is an integer number (85895880).

Almost surely, 2^1232134397 is an apocalyptic number.

It is an amenable number.

1232134397 is a deficient number, since it is larger than the sum of its proper divisors (142199683).

1232134397 is a wasteful number, since it uses less digits than its factorization.

1232134397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4004.

The product of its digits is 27216, while the sum is 35.

The square root of 1232134397 is about 35101.7719923083. The cubic root of 1232134397 is about 1072.0606625122.

The spelling of 1232134397 in words is "one billion, two hundred thirty-two million, one hundred thirty-four thousand, three hundred ninety-seven".