156628741 has 2 divisors, whose sum is σ = 156628742. Its totient is φ = 156628740.

The previous prime is 156628729. The next prime is 156628753. The reversal of 156628741 is 147826651.

It is a balanced prime because it is at equal distance from previous prime (156628729) and next prime (156628753).

It can be written as a sum of positive squares in only one way, i.e., 115476516 + 41152225 = 10746^2 + 6415^2 .

It is a cyclic number.

It is not a de Polignac number, because 156628741 - 2⁷ = 156628613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 156628694 and 156628703.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (156628441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78314370 + 78314371.

It is an arithmetic number, because the mean of its divisors is an integer number (78314371).

Almost surely, 2^156628741 is an apocalyptic number.

It is an amenable number.

156628741 is a deficient number, since it is larger than the sum of its proper divisors (1).

156628741 is an equidigital number, since it uses as much as digits as its factorization.

156628741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 40.

The square root of 156628741 is about 12515.1404706459. The cubic root of 156628741 is about 539.0435068253.

The spelling of 156628741 in words is "one hundred fifty-six million, six hundred twenty-eight thousand, seven hundred forty-one".