2141605542 has 16 divisors (see below), whose sum is σ = 4288207680. Its totient is φ = 713035752.

The previous prime is 2141605537. The next prime is 2141605553. The reversal of 2141605542 is 2455061412.

It is a super-2 number, since 2×2141605542² = 9172948595050227528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 202608 + ... + 212915.

It is an arithmetic number, because the mean of its divisors is an integer number (268012980).

Almost surely, 2^2141605542 is an apocalyptic number.

2141605542 is an abundant number, since it is smaller than the sum of its proper divisors (2146602138).

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

2141605542 is a wasteful number, since it uses less digits than its factorization.

2141605542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416387.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 2141605542 is about 46277.4841796742. The cubic root of 2141605542 is about 1288.9809354590.

Adding to 2141605542 its reverse (2455061412), we get a palindrome (4596666954).

The spelling of 2141605542 in words is "two billion, one hundred forty-one million, six hundred five thousand, five hundred forty-two".