72077003 has 2 divisors, whose sum is σ = 72077004. Its totient is φ = 72077002.

The previous prime is 72076969. The next prime is 72077011. The reversal of 72077003 is 30077027.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72077003 - 2¹⁴ = 72060619 is a prime.

It is a super-2 number, since 2×72077003² = 10390188722924018, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (72077053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36038501 + 36038502.

It is an arithmetic number, because the mean of its divisors is an integer number (36038502).

Almost surely, 2^72077003 is an apocalyptic number.

72077003 is a deficient number, since it is larger than the sum of its proper divisors (1).

72077003 is an equidigital number, since it uses as much as digits as its factorization.

72077003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2058, while the sum is 26.

The square root of 72077003 is about 8489.8176069925. The cubic root of 72077003 is about 416.1650198212.

The spelling of 72077003 in words is "seventy-two million, seventy-seven thousand, three".