1201573006 has 4 divisors (see below), whose sum is σ = 1802359512. Its totient is φ = 600786502.

The previous prime is 1201572991. The next prime is 1201573007. The reversal of 1201573006 is 6003751021.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201573007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300393250 + ... + 300393253.

It is an arithmetic number, because the mean of its divisors is an integer number (450589878).

Almost surely, 2^1201573006 is an apocalyptic number.

1201573006 is a deficient number, since it is larger than the sum of its proper divisors (600786506).

1201573006 is an equidigital number, since it uses as much as digits as its factorization.

1201573006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600786505.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 1201573006 is about 34663.7131017437. The cubic root of 1201573006 is about 1063.1226909747.

The spelling of 1201573006 in words is "one billion, two hundred one million, five hundred seventy-three thousand, six".