1197504001 has 6 divisors (see below), whose sum is σ = 1230745110. Its totient is φ = 1165137696.

The previous prime is 1197503999. The next prime is 1197504017. The reversal of 1197504001 is 1004057911.

It can be written as a sum of positive squares in 3 ways, for example, as 392079601 + 805424400 = 19801^2 + 28380^2 .

It is not a de Polignac number, because 1197504001 - 2¹ = 1197503999 is a prime.

It is a super-2 number, since 2×1197504001² = 2868031664822016002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1197504031) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 435996 + ... + 438733.

It is an arithmetic number, because the mean of its divisors is an integer number (205124185).

Almost surely, 2^1197504001 is an apocalyptic number.

It is an amenable number.

1197504001 is a deficient number, since it is larger than the sum of its proper divisors (33241109).

1197504001 is an frugal number, since it uses more digits than its factorization.

1197504001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874803 (or 874766 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 28.

The square root of 1197504001 is about 34604.9707556588. The cubic root of 1197504001 is about 1061.9212814473.

The spelling of 1197504001 in words is "one billion, one hundred ninety-seven million, five hundred four thousand, one".