1201124541 has 8 divisors (see below), whose sum is σ = 1616467104. Its totient is φ = 793265840.

The previous prime is 1201124513. The next prime is 1201124557. The reversal of 1201124541 is 1454211021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1201124541 - 2²³ = 1192735933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201124941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1870590 + ... + 1871231.

It is an arithmetic number, because the mean of its divisors is an integer number (202058388).

Almost surely, 2^1201124541 is an apocalyptic number.

It is an amenable number.

1201124541 is a deficient number, since it is larger than the sum of its proper divisors (415342563).

1201124541 is a wasteful number, since it uses less digits than its factorization.

1201124541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3741931.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 1201124541 is about 34657.2437017141. The cubic root of 1201124541 is about 1062.9904108599.

Adding to 1201124541 its reverse (1454211021), we get a palindrome (2655335562).

The spelling of 1201124541 in words is "one billion, two hundred one million, one hundred twenty-four thousand, five hundred forty-one".