2113154000 has 40 divisors (see below), whose sum is σ = 5109611208. Its totient is φ = 845260800.

The previous prime is 2113153993. The next prime is 2113154023. The reversal of 2113154000 is 4513112.

It can be written as a sum of positive squares in 4 ways, for example, as 243110464 + 1870043536 = 15592^2 + 43244^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 2113154000.

It is a congruent number.

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, 526289 + ... + 530288.

Almost surely, 2^2113154000 is an apocalyptic number.

2113154000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113154000 is an abundant number, since it is smaller than the sum of its proper divisors (2996457208).

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

2113154000 is a wasteful number, since it uses less digits than its factorization.

2113154000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056600 (or 1056584 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 2113154000 is about 45969.0548086427. The cubic root of 2113154000 is about 1283.2473696659.

Adding to 2113154000 its reverse (4513112), we get a palindrome (2117667112).

The spelling of 2113154000 in words is "two billion, one hundred thirteen million, one hundred fifty-four thousand".