2076154243 has 4 divisors (see below), whose sum is σ = 2076461568. Its totient is φ = 2075846920.

The previous prime is 2076154231. The next prime is 2076154247. The reversal of 2076154243 is 3424516702.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2076154243 - 2²¹ = 2074057091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2076154199 and 2076154208.

It is not an unprimeable number, because it can be changed into a prime (2076154247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143296 + ... + 157117.

It is an arithmetic number, because the mean of its divisors is an integer number (519115392).

Almost surely, 2^2076154243 is an apocalyptic number.

2076154243 is a deficient number, since it is larger than the sum of its proper divisors (307325).

2076154243 is an equidigital number, since it uses as much as digits as its factorization.

2076154243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307324.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 2076154243 is about 45564.8355972015. The cubic root of 2076154243 is about 1275.7136577288.

The spelling of 2076154243 in words is "two billion, seventy-six million, one hundred fifty-four thousand, two hundred forty-three".