145032413 has 2 divisors, whose sum is σ = 145032414. Its totient is φ = 145032412.

The previous prime is 145032409. The next prime is 145032431. The reversal of 145032413 is 314230541.

Together with next prime (145032431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128074489 + 16957924 = 11317^2 + 4118^2 .

It is a cyclic number.

It is not a de Polignac number, because 145032413 - 2² = 145032409 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145032473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72516206 + 72516207.

It is an arithmetic number, because the mean of its divisors is an integer number (72516207).

Almost surely, 2^145032413 is an apocalyptic number.

It is an amenable number.

145032413 is a deficient number, since it is larger than the sum of its proper divisors (1).

145032413 is an equidigital number, since it uses as much as digits as its factorization.

145032413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 145032413 is about 12042.9403801563. The cubic root of 145032413 is about 525.3979302049.

Adding to 145032413 its reverse (314230541), we get a palindrome (459262954).

The spelling of 145032413 in words is "one hundred forty-five million, thirty-two thousand, four hundred thirteen".