2154146126 has 32 divisors (see below), whose sum is σ = 3740297472. Its totient is φ = 919589760.

The previous prime is 2154146119. The next prime is 2154146153. The reversal of 2154146126 is 6216414512.

It is a junction number, because it is equal to n+sod(n) for n = 2154146092 and 2154146101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176225 + ... + 188051.

It is an arithmetic number, because the mean of its divisors is an integer number (116884296).

Almost surely, 2^2154146126 is an apocalyptic number.

2154146126 is a deficient number, since it is larger than the sum of its proper divisors (1586151346).

2154146126 is a wasteful number, since it uses less digits than its factorization.

2154146126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12344.

The product of its digits is 11520, while the sum is 32.

The square root of 2154146126 is about 46412.7797702314. The cubic root of 2154146126 is about 1291.4919992428.

The spelling of 2154146126 in words is "two billion, one hundred fifty-four million, one hundred forty-six thousand, one hundred twenty-six".