70554563 has 4 divisors (see below), whose sum is σ = 72275448. Its totient is φ = 68833680.

The previous prime is 70554557. The next prime is 70554569. The reversal of 70554563 is 36545507.

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 (70554557) and next prime (70554569).

It is a cyclic number.

It is not a de Polignac number, because 70554563 - 2⁸ = 70554307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70554569) 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, 860381 + ... + 860462.

It is an arithmetic number, because the mean of its divisors is an integer number (18068862).

Almost surely, 2^70554563 is an apocalyptic number.

70554563 is a deficient number, since it is larger than the sum of its proper divisors (1720885).

70554563 is a wasteful number, since it uses less digits than its factorization.

70554563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720884.

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 70554563 is about 8399.6763628130. The cubic root of 70554563 is about 413.2140077131.

It can be divided in two parts, 70554 and 563, that added together give a palindrome (71117).

The spelling of 70554563 in words is "seventy million, five hundred fifty-four thousand, five hundred sixty-three".