1201434000 has 320 divisors, whose sum is σ = 4248561408. Its totient is φ = 290304000.

The previous prime is 1201433999. The next prime is 1201434007. The reversal of 1201434000 is 4341021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (1201434007) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5693895 + ... + 5694105.

Almost surely, 2^1201434000 is an apocalyptic number.

1201434000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201434000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2124280704).

1201434000 is an abundant number, since it is smaller than the sum of its proper divisors (3047127408).

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

1201434000 is a wasteful number, since it uses less digits than its factorization.

1201434000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323 (or 307 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1201434000 is about 34661.7079786903. The cubic root of 1201434000 is about 1063.0816930131.

Adding to 1201434000 its reverse (4341021), we get a palindrome (1205775021).

The spelling of 1201434000 in words is "one billion, two hundred one million, four hundred thirty-four thousand".