2141968534 has 16 divisors (see below), whose sum is σ = 3396584880. Its totient is φ = 1010257920.

The previous prime is 2141968531. The next prime is 2141968537. The reversal of 2141968534 is 4358691412.

It is an interprime number because it is at equal distance from previous prime (2141968531) and next prime (2141968537).

It is a super-2 number, since 2×2141968534² = 9176058401292218312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2141968531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112107 + ... + 129814.

It is an arithmetic number, because the mean of its divisors is an integer number (212286555).

Almost surely, 2^2141968534 is an apocalyptic number.

2141968534 is a deficient number, since it is larger than the sum of its proper divisors (1254616346).

2141968534 is a wasteful number, since it uses less digits than its factorization.

2141968534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242175.

The product of its digits is 207360, while the sum is 43.

The square root of 2141968534 is about 46281.4059207367. The cubic root of 2141968534 is about 1289.0537567335.

The spelling of 2141968534 in words is "two billion, one hundred forty-one million, nine hundred sixty-eight thousand, five hundred thirty-four".