145437371 has 2 divisors, whose sum is σ = 145437372. Its totient is φ = 145437370.

The previous prime is 145437361. The next prime is 145437403. The reversal of 145437371 is 173734541.

It is a weak prime.

It is an emirp because it is prime and its reverse (173734541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 145437371 - 2¹⁴ = 145420987 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (145437361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72718685 + 72718686.

It is an arithmetic number, because the mean of its divisors is an integer number (72718686).

Almost surely, 2^145437371 is an apocalyptic number.

145437371 is a deficient number, since it is larger than the sum of its proper divisors (1).

145437371 is an equidigital number, since it uses as much as digits as its factorization.

145437371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35280, while the sum is 35.

The square root of 145437371 is about 12059.7417468203. The cubic root of 145437371 is about 525.8864793307.

The spelling of 145437371 in words is "one hundred forty-five million, four hundred thirty-seven thousand, three hundred seventy-one".