4951901 has 2 divisors, whose sum is σ = 4951902. Its totient is φ = 4951900.

The previous prime is 4951897. The next prime is 4951907. The reversal of 4951901 is 1091594.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4726276 + 225625 = 2174^2 + 475^2 .

It is a cyclic number.

It is not a de Polignac number, because 4951901 - 2² = 4951897 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4951907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2475950 + 2475951.

It is an arithmetic number, because the mean of its divisors is an integer number (2475951).

Almost surely, 2^4951901 is an apocalyptic number.

It is an amenable number.

4951901 is a deficient number, since it is larger than the sum of its proper divisors (1).

4951901 is an equidigital number, since it uses as much as digits as its factorization.

4951901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 4951901 is about 2225.2867230988. The cubic root of 4951901 is about 170.4475060775.

The spelling of 4951901 in words is "four million, nine hundred fifty-one thousand, nine hundred one".