145761403 has 2 divisors, whose sum is σ = 145761404. Its totient is φ = 145761402.

The previous prime is 145761401. The next prime is 145761431. The reversal of 145761403 is 304167541.

It is a weak prime.

It is an emirp because it is prime and its reverse (304167541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 145761403 - 2¹ = 145761401 is a prime.

Together with 145761401, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (145761401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72880701 + 72880702.

It is an arithmetic number, because the mean of its divisors is an integer number (72880702).

Almost surely, 2^145761403 is an apocalyptic number.

145761403 is a deficient number, since it is larger than the sum of its proper divisors (1).

145761403 is an equidigital number, since it uses as much as digits as its factorization.

145761403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 145761403 is about 12073.1687224191. The cubic root of 145761403 is about 526.2767450294.

The spelling of 145761403 in words is "one hundred forty-five million, seven hundred sixty-one thousand, four hundred three".