870154063 has 4 divisors (see below), whose sum is σ = 890390248. Its totient is φ = 849917880.

The previous prime is 870154057. The next prime is 870154069. The reversal of 870154063 is 360451078.

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

It is an interprime number because it is at equal distance from previous prime (870154057) and next prime (870154069).

It is a cyclic number.

It is not a de Polignac number, because 870154063 - 2⁵ = 870154031 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 (870154069) 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, 10118028 + ... + 10118113.

It is an arithmetic number, because the mean of its divisors is an integer number (222597562).

Almost surely, 2^870154063 is an apocalyptic number.

870154063 is a deficient number, since it is larger than the sum of its proper divisors (20236185).

870154063 is a wasteful number, since it uses less digits than its factorization.

870154063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20236184.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 870154063 is about 29498.3739043358. The cubic root of 870154063 is about 954.6966180867.

The spelling of 870154063 in words is "eight hundred seventy million, one hundred fifty-four thousand, sixty-three".