2141345554 has 4 divisors (see below), whose sum is σ = 3212018334. Its totient is φ = 1070672776.

The previous prime is 2141345539. The next prime is 2141345561. The reversal of 2141345554 is 4555431412.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2068157529 + 73188025 = 45477^2 + 8555^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535336387 + ... + 535336390.

Almost surely, 2^2141345554 is an apocalyptic number.

2141345554 is a deficient number, since it is larger than the sum of its proper divisors (1070672780).

2141345554 is a wasteful number, since it uses less digits than its factorization.

2141345554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070672779.

The product of its digits is 48000, while the sum is 34.

The square root of 2141345554 is about 46274.6750825978. The cubic root of 2141345554 is about 1288.9287731707.

Adding to 2141345554 its reverse (4555431412), we get a palindrome (6696776966).

The spelling of 2141345554 in words is "two billion, one hundred forty-one million, three hundred forty-five thousand, five hundred fifty-four".