1174201020 has 36 divisors (see below), whose sum is σ = 3561743640. Its totient is φ = 313120224.

The previous prime is 1174201001. The next prime is 1174201027. The reversal of 1174201020 is 201024711.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1174200984 and 1174201002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1174201027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3261490 + ... + 3261849.

Almost surely, 2^1174201020 is an apocalyptic number.

1174201020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1174201020 is an abundant number, since it is smaller than the sum of its proper divisors (2387542620).

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

1174201020 is a wasteful number, since it uses less digits than its factorization.

1174201020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6523354 (or 6523349 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 1174201020 is about 34266.6166990557. The cubic root of 1174201020 is about 1054.9879141791.

Adding to 1174201020 its reverse (201024711), we get a palindrome (1375225731).

The spelling of 1174201020 in words is "one billion, one hundred seventy-four million, two hundred one thousand, twenty".