2154707 has 2 divisors, whose sum is σ = 2154708. Its totient is φ = 2154706.

The previous prime is 2154683. The next prime is 2154727. The reversal of 2154707 is 7074512.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2154707 - 2⁶ = 2154643 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2154727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1077353 + 1077354.

It is an arithmetic number, because the mean of its divisors is an integer number (1077354).

2^2154707 is an apocalyptic number.

2154707 is a deficient number, since it is larger than the sum of its proper divisors (1).

2154707 is an equidigital number, since it uses as much as digits as its factorization.

2154707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 2154707 is about 1467.8920260019. The cubic root of 2154707 is about 129.1604077901.

The spelling of 2154707 in words is "two million, one hundred fifty-four thousand, seven hundred seven".