145641526 has 8 divisors (see below), whose sum is σ = 222043824. Its totient is φ = 71626920.

The previous prime is 145641493. The next prime is 145641527. The reversal of 145641526 is 625146541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×145641526² = 42422908191217352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145641491 and 145641500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145641527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 596770 + ... + 597013.

It is an arithmetic number, because the mean of its divisors is an integer number (27755478).

Almost surely, 2^145641526 is an apocalyptic number.

145641526 is a deficient number, since it is larger than the sum of its proper divisors (76402298).

145641526 is a wasteful number, since it uses less digits than its factorization.

145641526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193846.

The product of its digits is 28800, while the sum is 34.

The square root of 145641526 is about 12068.2030973961. The cubic root of 145641526 is about 526.1324320653.

The spelling of 145641526 in words is "one hundred forty-five million, six hundred forty-one thousand, five hundred twenty-six".