145013246 has 12 divisors (see below), whose sum is σ = 253033488. Its totient is φ = 62148492.

The previous prime is 145013237. The next prime is 145013251. The reversal of 145013246 is 642310541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 739766 + ... + 739961.

It is an arithmetic number, because the mean of its divisors is an integer number (21086124).

Almost surely, 2^145013246 is an apocalyptic number.

145013246 is a deficient number, since it is larger than the sum of its proper divisors (108020242).

145013246 is a wasteful number, since it uses less digits than its factorization.

145013246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1479743 (or 1479736 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 145013246 is about 12042.1445764448. The cubic root of 145013246 is about 525.3747842392.

Adding to 145013246 its reverse (642310541), we get a palindrome (787323787).

The spelling of 145013246 in words is "one hundred forty-five million, thirteen thousand, two hundred forty-six".