9435148397 has 4 divisors (see below), whose sum is σ = 9435389436. Its totient is φ = 9434907360.

The previous prime is 9435148381. The next prime is 9435148417. The reversal of 9435148397 is 7938415349.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7938415349 = 2347 ⋅3382367.

It can be written as a sum of positive squares in 2 ways, for example, as 4627944841 + 4807203556 = 68029^2 + 69334^2 .

It is a cyclic number.

It is not a de Polignac number, because 9435148397 - 2⁴ = 9435148381 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 (9435148337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46754 + ... + 145107.

It is an arithmetic number, because the mean of its divisors is an integer number (2358847359).

Almost surely, 2^9435148397 is an apocalyptic number.

It is an amenable number.

9435148397 is a deficient number, since it is larger than the sum of its proper divisors (241039).

9435148397 is a wasteful number, since it uses less digits than its factorization.

9435148397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241038.

The product of its digits is 3265920, while the sum is 53.

The square root of 9435148397 is about 97134.6920363677. The cubic root of 9435148397 is about 2113.0814867024.

The spelling of 9435148397 in words is "nine billion, four hundred thirty-five million, one hundred forty-eight thousand, three hundred ninety-seven".