5634178121 has 8 divisors (see below), whose sum is σ = 6619174464. Its totient is φ = 4727981520.

The previous prime is 5634178103. The next prime is 5634178127. The reversal of 5634178121 is 1218714365.

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 5634178121 - 2¹⁸ = 5633915977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5634178127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19699781 + ... + 19700066.

It is an arithmetic number, because the mean of its divisors is an integer number (827396808).

Almost surely, 2^5634178121 is an apocalyptic number.

It is an amenable number.

5634178121 is a deficient number, since it is larger than the sum of its proper divisors (984996343).

5634178121 is a wasteful number, since it uses less digits than its factorization.

5634178121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39399871.

The product of its digits is 40320, while the sum is 38.

The square root of 5634178121 is about 75061.1625342960. The cubic root of 5634178121 is about 1779.4134035825.

The spelling of 5634178121 in words is "five billion, six hundred thirty-four million, one hundred seventy-eight thousand, one hundred twenty-one".