145232534 has 8 divisors (see below), whose sum is σ = 227320560. Its totient is φ = 69459016.

The previous prime is 145232497. The next prime is 145232567. The reversal of 145232534 is 435232541.

It is a happy number.

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

It is a super-2 number, since 2×145232534² = 42184977864122312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145232497 and 145232506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1578569 + ... + 1578660.

It is an arithmetic number, because the mean of its divisors is an integer number (28415070).

Almost surely, 2^145232534 is an apocalyptic number.

145232534 is a deficient number, since it is larger than the sum of its proper divisors (82088026).

145232534 is a wasteful number, since it uses less digits than its factorization.

145232534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3157254.

The product of its digits is 14400, while the sum is 29.

The square root of 145232534 is about 12051.2461596301. The cubic root of 145232534 is about 525.6394735352.

The spelling of 145232534 in words is "one hundred forty-five million, two hundred thirty-two thousand, five hundred thirty-four".