1002152112397 has 16 divisors (see below), whose sum is σ = 1061149193280. Its totient is φ = 944798400000.

The previous prime is 1002152112389. The next prime is 1002152112413. The reversal of 1002152112397 is 7932112512001.

It is a cyclic number.

It is not a de Polignac number, because 1002152112397 - 2³ = 1002152112389 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 (1002152112497) 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, 3930397 + ... + 4177597.

It is an arithmetic number, because the mean of its divisors is an integer number (66321824580).

Almost surely, 2^{1002152112397} is an apocalyptic number.

It is an amenable number.

1002152112397 is a deficient number, since it is larger than the sum of its proper divisors (58997080883).

1002152112397 is a wasteful number, since it uses less digits than its factorization.

1002152112397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250524.

The product of its (nonzero) digits is 7560, while the sum is 34.

Adding to 1002152112397 its reverse (7932112512001), we get a palindrome (8934264624398).

The spelling of 1002152112397 in words is "one trillion, two billion, one hundred fifty-two million, one hundred twelve thousand, three hundred ninety-seven".