1002154512334 has 16 divisors (see below), whose sum is σ = 1553670147456. Its totient is φ = 484305026400.

The previous prime is 1002154512323. The next prime is 1002154512343. The reversal of 1002154512334 is 4332154512001.

1002154512334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 1002154512296 and 1002154512305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10090977 + ... + 10189804.

It is an arithmetic number, because the mean of its divisors is an integer number (97104384216).

Almost surely, 2^{1002154512334} is an apocalyptic number.

1002154512334 is a deficient number, since it is larger than the sum of its proper divisors (551515635122).

1002154512334 is a wasteful number, since it uses less digits than its factorization.

1002154512334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20281611.

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 1002154512334 in words is "one trillion, two billion, one hundred fifty-four million, five hundred twelve thousand, three hundred thirty-four".