145756859 has 2 divisors, whose sum is σ = 145756860. Its totient is φ = 145756858.

The previous prime is 145756829. The next prime is 145756889. The reversal of 145756859 is 958657541.

It is a balanced prime because it is at equal distance from previous prime (145756829) and next prime (145756889).

It is a cyclic number.

It is not a de Polignac number, because 145756859 - 2¹⁶ = 145691323 is a prime.

It is a super-3 number, since 3×145756859³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (145756829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72878429 + 72878430.

It is an arithmetic number, because the mean of its divisors is an integer number (72878430).

Almost surely, 2^145756859 is an apocalyptic number.

145756859 is a deficient number, since it is larger than the sum of its proper divisors (1).

145756859 is an equidigital number, since it uses as much as digits as its factorization.

145756859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512000, while the sum is 50.

The square root of 145756859 is about 12072.9805350626. The cubic root of 145756859 is about 526.2712762145.

The spelling of 145756859 in words is "one hundred forty-five million, seven hundred fifty-six thousand, eight hundred fifty-nine".