2061233154 has 24 divisors (see below), whose sum is σ = 4486040832. Its totient is φ = 683995320.

The previous prime is 2061233143. The next prime is 2061233171. The reversal of 2061233154 is 4513321602.

2061233154 is a `hidden beast` number, since 2 + 0 + 612 + 33 + 15 + 4 = 666.

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 in 11 ways as a sum of consecutive naturals, for example, 252742 + ... + 260769.

It is an arithmetic number, because the mean of its divisors is an integer number (186918368).

Almost surely, 2^2061233154 is an apocalyptic number.

2061233154 is an abundant number, since it is smaller than the sum of its proper divisors (2424807678).

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

2061233154 is a wasteful number, since it uses less digits than its factorization.

2061233154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513742 (or 513739 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 2061233154 is about 45400.8056536445. The cubic root of 2061233154 is about 1272.6501697221.

Adding to 2061233154 its reverse (4513321602), we get a palindrome (6574554756).

The spelling of 2061233154 in words is "two billion, sixty-one million, two hundred thirty-three thousand, one hundred fifty-four".