1002154154151 has 4 divisors (see below), whose sum is σ = 1336205538872. Its totient is φ = 668102769432.

The previous prime is 1002154154143. The next prime is 1002154154179. The reversal of 1002154154151 is 1514514512001.

1002154154151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1002154154151 - 2³ = 1002154154143 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 (1002154154051) 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, 167025692356 + ... + 167025692361.

It is an arithmetic number, because the mean of its divisors is an integer number (334051384718).

Almost surely, 2^{1002154154151} is an apocalyptic number.

1002154154151 is a deficient number, since it is larger than the sum of its proper divisors (334051384721).

1002154154151 is an equidigital number, since it uses as much as digits as its factorization.

1002154154151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334051384720.

The product of its (nonzero) digits is 4000, while the sum is 30.

Adding to 1002154154151 its reverse (1514514512001), we get a palindrome (2516668666152).

The spelling of 1002154154151 in words is "one trillion, two billion, one hundred fifty-four million, one hundred fifty-four thousand, one hundred fifty-one".