1201492050 has 96 divisors (see below), whose sum is σ = 3263791104. Its totient is φ = 290088000.

The previous prime is 1201492043. The next prime is 1201492057. The reversal of 1201492050 is 502941021.

It is an interprime number because it is at equal distance from previous prime (1201492043) and next prime (1201492057).

It is a self number, because there is not a number n which added to its sum of digits gives 1201492050.

It is not an unprimeable number, because it can be changed into a prime (1201492057) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 445807 + ... + 448493.

It is an arithmetic number, because the mean of its divisors is an integer number (33997824).

Almost surely, 2^1201492050 is an apocalyptic number.

1201492050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201492050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1631895552).

1201492050 is an abundant number, since it is smaller than the sum of its proper divisors (2062299054).

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

1201492050 is a wasteful number, since it uses less digits than its factorization.

1201492050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2984 (or 2979 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1201492050 is about 34662.5453479689. The cubic root of 1201492050 is about 1063.0988144692.

The spelling of 1201492050 in words is "one billion, two hundred one million, four hundred ninety-two thousand, fifty".