1952505419 has 2 divisors, whose sum is σ = 1952505420. Its totient is φ = 1952505418.

The previous prime is 1952505409. The next prime is 1952505431. The reversal of 1952505419 is 9145052591.

It is a weak prime.

It is an emirp because it is prime and its reverse (9145052591) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1952505419 - 2¹⁶ = 1952439883 is a prime.

It is a super-2 number, since 2×1952505419² = 7624554822448731122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1952505409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 976252709 + 976252710.

It is an arithmetic number, because the mean of its divisors is an integer number (976252710).

Almost surely, 2^1952505419 is an apocalyptic number.

1952505419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1952505419 is an equidigital number, since it uses as much as digits as its factorization.

1952505419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81000, while the sum is 41.

The square root of 1952505419 is about 44187.1635093270. The cubic root of 1952505419 is about 1249.8678087409.

The spelling of 1952505419 in words is "one billion, nine hundred fifty-two million, five hundred five thousand, four hundred nineteen".