145163803 has 2 divisors, whose sum is σ = 145163804. Its totient is φ = 145163802.

The previous prime is 145163791. The next prime is 145163827. The reversal of 145163803 is 308361541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145163803 - 2¹⁷ = 145032731 is a prime.

It is not a weakly prime, because it can be changed into another prime (145163003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72581901 + 72581902.

It is an arithmetic number, because the mean of its divisors is an integer number (72581902).

Almost surely, 2^145163803 is an apocalyptic number.

145163803 is a deficient number, since it is larger than the sum of its proper divisors (1).

145163803 is an equidigital number, since it uses as much as digits as its factorization.

145163803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 145163803 is about 12048.3942083582. The cubic root of 145163803 is about 525.5565411823.

The spelling of 145163803 in words is "one hundred forty-five million, one hundred sixty-three thousand, eight hundred three".