1201363530 has 32 divisors (see below), whose sum is σ = 2888020224. Its totient is φ = 319836096.

The previous prime is 1201363511. The next prime is 1201363547. The reversal of 1201363530 is 353631021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1201363530.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14274 + ... + 51053.

It is an arithmetic number, because the mean of its divisors is an integer number (90250632).

Almost surely, 2^1201363530 is an apocalyptic number.

1201363530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201363530 is an abundant number, since it is smaller than the sum of its proper divisors (1686656694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201363530 is a wasteful number, since it uses less digits than its factorization.

1201363530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65950.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 1201363530 is about 34660.6914241479. The cubic root of 1201363530 is about 1063.0609076206.

Adding to 1201363530 its reverse (353631021), we get a palindrome (1554994551).

The spelling of 1201363530 in words is "one billion, two hundred one million, three hundred sixty-three thousand, five hundred thirty".