1498986901 has 2 divisors, whose sum is σ = 1498986902. Its totient is φ = 1498986900.

The previous prime is 1498986899. The next prime is 1498986941. The reversal of 1498986901 is 1096898941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1202286276 + 296700625 = 34674^2 + 17225^2 .

It is a cyclic number.

It is not a de Polignac number, because 1498986901 - 2¹ = 1498986899 is a prime.

Together with 1498986899, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1498986941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 749493450 + 749493451.

It is an arithmetic number, because the mean of its divisors is an integer number (749493451).

Almost surely, 2^1498986901 is an apocalyptic number.

It is an amenable number.

1498986901 is a deficient number, since it is larger than the sum of its proper divisors (1).

1498986901 is an equidigital number, since it uses as much as digits as its factorization.

1498986901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1119744, while the sum is 55.

The square root of 1498986901 is about 38716.7522010822. The cubic root of 1498986901 is about 1144.4564714330.

The spelling of 1498986901 in words is "one billion, four hundred ninety-eight million, nine hundred eighty-six thousand, nine hundred one".