51201419 has 2 divisors, whose sum is σ = 51201420. Its totient is φ = 51201418.

The previous prime is 51201407. The next prime is 51201431. The reversal of 51201419 is 91410215.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (51201407) and next prime (51201431).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51201419 is a prime.

It is a super-3 number, since 3×51201419³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 51201394 and 51201403.

It is not a weakly prime, because it can be changed into another prime (51201499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25600709 + 25600710.

It is an arithmetic number, because the mean of its divisors is an integer number (25600710).

Almost surely, 2^51201419 is an apocalyptic number.

51201419 is a deficient number, since it is larger than the sum of its proper divisors (1).

51201419 is an equidigital number, since it uses as much as digits as its factorization.

51201419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 51201419 is about 7155.5166829517. The cubic root of 51201419 is about 371.3305370816.

The spelling of 51201419 in words is "fifty-one million, two hundred one thousand, four hundred nineteen".