1534564001 has 4 divisors (see below), whose sum is σ = 1544338452. Its totient is φ = 1524789552.

The previous prime is 1534563997. The next prime is 1534564081. The reversal of 1534564001 is 1004654351.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 150798400 + 1383765601 = 12280^2 + 37199^2 .

It is a cyclic number.

It is not a de Polignac number, because 1534564001 - 2² = 1534563997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1534564081) 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, 4886990 + ... + 4887303.

It is an arithmetic number, because the mean of its divisors is an integer number (386084613).

Almost surely, 2^1534564001 is an apocalyptic number.

It is an amenable number.

1534564001 is a deficient number, since it is larger than the sum of its proper divisors (9774451).

1534564001 is an equidigital number, since it uses as much as digits as its factorization.

1534564001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9774450.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 1534564001 is about 39173.5114714012. The cubic root of 1534564001 is about 1153.4399835572.

The spelling of 1534564001 in words is "one billion, five hundred thirty-four million, five hundred sixty-four thousand, one".