2145211401115 has 8 divisors (see below), whose sum is σ = 2663021049840. Its totient is φ = 1656990875232.

The previous prime is 2145211401103. The next prime is 2145211401127. The reversal of 2145211401115 is 5111041125412.

It is an interprime number because it is at equal distance from previous prime (2145211401103) and next prime (2145211401127).

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 2145211401115 - 2³⁵ = 2110851662747 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7397280549 + ... + 7397280838.

It is an arithmetic number, because the mean of its divisors is an integer number (332877631230).

Almost surely, 2^{2145211401115} is an apocalyptic number.

2145211401115 is a deficient number, since it is larger than the sum of its proper divisors (517809648725).

2145211401115 is a wasteful number, since it uses less digits than its factorization.

2145211401115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14794561421.

The product of its (nonzero) digits is 1600, while the sum is 28.

Adding to 2145211401115 its reverse (5111041125412), we get a palindrome (7256252526527).

The spelling of 2145211401115 in words is "two trillion, one hundred forty-five billion, two hundred eleven million, four hundred one thousand, one hundred fifteen".