154220220703 has 2 divisors, whose sum is σ = 154220220704. Its totient is φ = 154220220702.

The previous prime is 154220220659. The next prime is 154220220709. The reversal of 154220220703 is 307022022451.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-154220220703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154220220709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77110110351 + 77110110352.

It is an arithmetic number, because the mean of its divisors is an integer number (77110110352).

Almost surely, 2^154220220703 is an apocalyptic number.

154220220703 is a deficient number, since it is larger than the sum of its proper divisors (1).

154220220703 is an equidigital number, since it uses as much as digits as its factorization.

154220220703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 28.

The spelling of 154220220703 in words is "one hundred fifty-four billion, two hundred twenty million, two hundred twenty thousand, seven hundred three".