145312726 has 16 divisors (see below), whose sum is σ = 235141200. Its totient is φ = 66951648.

The previous prime is 145312723. The next prime is 145312729. The reversal of 145312726 is 627213541.

145312726 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (145312723) and next prime (145312729).

It is a super-2 number, since 2×145312726² = 42231576675102152, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145312721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11580 + ... + 20608.

It is an arithmetic number, because the mean of its divisors is an integer number (14696325).

Almost surely, 2^145312726 is an apocalyptic number.

145312726 is a deficient number, since it is larger than the sum of its proper divisors (89828474).

145312726 is a wasteful number, since it uses less digits than its factorization.

145312726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9663.

The product of its digits is 10080, while the sum is 31.

The square root of 145312726 is about 12054.5728252809. The cubic root of 145312726 is about 525.7362019188.

The spelling of 145312726 in words is "one hundred forty-five million, three hundred twelve thousand, seven hundred twenty-six".