145432037 has 2 divisors, whose sum is σ = 145432038. Its totient is φ = 145432036.

The previous prime is 145432031. The next prime is 145432087. The reversal of 145432037 is 730234541.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114618436 + 30813601 = 10706^2 + 5551^2 .

It is a cyclic number.

It is not a de Polignac number, because 145432037 - 2²⁴ = 128654821 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145432031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72716018 + 72716019.

It is an arithmetic number, because the mean of its divisors is an integer number (72716019).

Almost surely, 2^145432037 is an apocalyptic number.

It is an amenable number.

145432037 is a deficient number, since it is larger than the sum of its proper divisors (1).

145432037 is an equidigital number, since it uses as much as digits as its factorization.

145432037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 145432037 is about 12059.5205957783. The cubic root of 145432037 is about 525.8800501881.

Adding to 145432037 its reverse (730234541), we get a palindrome (875666578).

The spelling of 145432037 in words is "one hundred forty-five million, four hundred thirty-two thousand, thirty-seven".