1002342155 has 8 divisors (see below), whose sum is σ = 1203368832. Its totient is φ = 801501568.

The previous prime is 1002342149. The next prime is 1002342161. The reversal of 1002342155 is 5512432001.

It is an interprime number because it is at equal distance from previous prime (1002342149) and next prime (1002342161).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1002342155 - 2²⁴ = 985564939 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1002342155.

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, 34382 + ... + 56451.

It is an arithmetic number, because the mean of its divisors is an integer number (150421104).

Almost surely, 2^1002342155 is an apocalyptic number.

1002342155 is a deficient number, since it is larger than the sum of its proper divisors (201026677).

1002342155 is an equidigital number, since it uses as much as digits as its factorization.

1002342155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93045.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1002342155 is about 31659.7876651123. The cubic root of 1002342155 is about 1000.7801096041.

Adding to 1002342155 its reverse (5512432001), we get a palindrome (6514774156).

The spelling of 1002342155 in words is "one billion, two million, three hundred forty-two thousand, one hundred fifty-five".