1495687051 has 2 divisors, whose sum is σ = 1495687052. Its totient is φ = 1495687050.

The previous prime is 1495687043. The next prime is 1495687057. The reversal of 1495687051 is 1507865941.

It is a strong prime.

It is an emirp because it is prime and its reverse (1507865941) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1495687051 - 2³ = 1495687043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1495686992 and 1495687010.

It is not a weakly prime, because it can be changed into another prime (1495687057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 747843525 + 747843526.

It is an arithmetic number, because the mean of its divisors is an integer number (747843526).

Almost surely, 2^1495687051 is an apocalyptic number.

1495687051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1495687051 is an equidigital number, since it uses as much as digits as its factorization.

1495687051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 46.

The square root of 1495687051 is about 38674.1134481451. The cubic root of 1495687051 is about 1143.6160573099.

The spelling of 1495687051 in words is "one billion, four hundred ninety-five million, six hundred eighty-seven thousand, fifty-one".