741020251 has 2 divisors, whose sum is σ = 741020252. Its totient is φ = 741020250.

The previous prime is 741020239. The next prime is 741020257. The reversal of 741020251 is 152020147.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-741020251 is a prime.

It is a super-2 number, since 2×741020251² = 1098222024784206002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (741020257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370510125 + 370510126.

It is an arithmetic number, because the mean of its divisors is an integer number (370510126).

Almost surely, 2^741020251 is an apocalyptic number.

741020251 is a deficient number, since it is larger than the sum of its proper divisors (1).

741020251 is an equidigital number, since it uses as much as digits as its factorization.

741020251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 741020251 is about 27221.6871446279. The cubic root of 741020251 is about 904.9196640226.

Adding to 741020251 its reverse (152020147), we get a palindrome (893040398).

The spelling of 741020251 in words is "seven hundred forty-one million, twenty thousand, two hundred fifty-one".